Tender fuchsias can be overwintered outdoors, too, in mild areas, provided the soil is not too cold or wet. If you’ve never tried overwintering coleus before, experiment with both methods and see which one works best for you. Required fields are marked *. Coleus are easy to grow and mix and match in whatever style suits your mood. You can also take cuttings now as insurance kept at a minimum temperature of 7°C. If your soil is heavy and wet, borderline-hardy bulbs, corms and tubers are best lifted, dried and stored somewhere frost free. Click here for the latest information on COVID-19. 🙂. It will teach all of the techniques you need to get started propagating all of your favorite plants right away! If your winter is cold enough to freeze the ground then you need to bring in your canna lilies over the winter. However, on heavy soil you’ll be better off overwintering rooted cuttings. Keep the soil evenly moist through the winter, but never soggy. Once you’re done, simply place the cuttings into a vase of water to root them. Bear in mind new growth does not appear until late spring, so don’t be in a hurry to throw away plants that haven’t sprouted. Cut back the top growth to 15cm and protect the roots and basal buds with a thick layer of manure or bark chippings. Below I will describe both of these methods in detail. You can also take cuttings now as insurance kept at a minimum temperature of 7°C. Fibrous-rooted begonias are best overwintered as ‘dormant’ plants. Alternatively, overwinter one or two plants and take cuttings in spring. Given its exotic origins, solenostemon is a tender perennial, but is most typically grown as an annual in the UK in borders or containers. You should be able to successfully overwinter standard fuchsias by trimming back this year's growth by about one-third and keeping plants ticking over during the winter by placing them in a greenhouse with a minimum temperature 5°C. Winterizing coleus is important and actually quite easy. Lay in a tray of soil or compost and over-winter in a frost-free environment until early spring. If your soil is not too cold or wet in winter, calceolarias will survive outside in a sunny, sheltered spot. Remove the lower leaves and any flowerbuds and insert them around the edge of a pot filled with cuttings compost. Once you know how to grow coleus in winter, you can keep that beautiful color year after year! Keep the soil slightly moist when the plant is … The best way to achieve this is to cut back the plants to 15cm and pot them up individually before placing them on a windowsill of a cool room, or under the staging in a heated conservatory or greenhouse. How to bring impatiens inside for the winter. livingsta from United Kingdom on May 18, 2013: Hi Jill, it's the mealybugs I guess. Cover the pot with a clear polythene bag (not for bedding geraniums/pelargoniums) and place in a well-lit position out of direct sun. ). When the weather begins to turn cold you will need to take some precautions to ensure a healthy coleus in the spring. Store them in paper bags or boxes of shredded newspaper or dry compost to overwinter them in the garage, although any cool but frost-free place would do. Overwintering coleus indoors takes a bit of work, but it’s worth the effort to keep your favorite varieties. They are in clusters all over the stems and mostly under the leaves. Start feeding them with a weak dose of liquid fertilizer in early spring to help wake them up, and slowly bump it up so it’s full strength by the time you move them back outdoors. I have a few in my yard right now that I would love to try and save through the Winter. It may seem counterproductive to cut back a plant that you want more of, but pinching many annual and tender perennial plants—like coleus—encourages branching and full, bushy growth. cuttings prior to cold weather by potting them up and moving them indoors. So it’s best to test any type of spray on a few leaves before treating the entire plant. Hi Amy, I was given two Coleus plants as a present this summer and planted them in my front garden that is south east facing. You can take cuttings from your plants, and root them for growing indoors. Place the pot in a sunny window where it will get plenty of bright, indirect sunlight. Interesting. Store in boxes placed somewhere frost-free and airy. Variegated varieties are less hardy and so are best overwintered somewhere the temperature doesn't fall below 5°C. A 6-inch pot can accommodate 12 cuttings. Root the cuttings in water on a windowsill. Pot it up individually and place it on a windowsill of a cool room, or place it under the staging in a heated conservatory or greenhouse. Along with its distinct, unpleasant smell, this plant has other distinctive attributes such as it’s grey-green leaves and small violet or blue flowers, making it a pretty addition to any garden. You could also use a mix of soapy water, and spray it on the leaves (I use 1 tsp of mild liquid soap per 1 liter of water). You can also take cuttings now as insurance, kept at a minimum temperature of 7°C. As much soil as possible should be cleaned off, before trimming any straggly, fine roots. My brand new book Vertical Vegetables is now available for purchase!! Pot-up individually and either place on a windowsill of a cool room, or under the staging in a heated conservatory or greenhouse. Elsewhere, cut it back hard after lifting and store in crates of just moist compost placed somewhere cool, well-lit and frost free. Good luck with of all your winter growing, sounds like you’ll be busy! Taking osteospermum cuttings Pot them up in spring and plant them out after the last frosts. They need sunlight that is really only available outside in the summer. Bring overwintered plants into growth during early spring by raising the temperature and giving them a little water. We use cookies to provide you with a better service and experience. You can debug your cuttings using the same method, or you can do it on a smaller scale inside. These are very tender plants that can’t cope with winter cold or wet, so they need to be kept somewhere the temperature doesn't fall below 7°C. I hope you have great success overwintering your coleus plants, good luck. Otherwise, they may not root. Cut back the plant by about a third, and then plant it in a pot with fresh organic potting soil. If you struggle with watering houseplants, then you can get yourself an inexpensive soil moisture gauge to help you get it perfect every time. All felicias can be kept flowering throughout the winter if you have heated greenhouse or conservatory. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees through links to Amazon.com. If your potted coleus has grown huge over the summer, you can trim it back so it’s a more manageable size for indoors (be sure to keep the cuttings so you can try the second method too! In this way, you can keep the garden supplied with bushy, vigorous plants full of … One of the things I love the most about them is that they add tons of color to shady gardens and planters. Keep in mind that sprays can damage plants. But the plant will definitely go into shock from being transplanted and then brought indoors. It’s easy to bring them indoors as cuttings or grow them as houseplants until spring. Just wondering if I need to keep the plants away from curious cats in case the plants are poisonous. Alternatively, you can save space by packing several plants into tray. The study isn’t complete but I think pre-treating the cuttings with a fungicide would have been the best solution. Therefore, come fall, gardeners in zones colder than 10 have four options for their plants: Let them die off as annuals; bring them indoors as houseplants; propagate new plants from cuttings; or store them dormant until spring. Good luck! Sèan O’Connell If you want the whole plant to survive, overwinter it somewhere the temperature doesn't fall below 5°C. New growth put on in spring can be used for taking cuttings. The plants will start to die at the first touch of frost in the fall. Get plants through the winter by keeping them somewhere the temperature doesn't fall below 5°C. Canna Lilies are tropical plants and don't like freezing weather. Coleus is definitely not an area of my expertise. Follow these step-by-step instructions to overwinter coleus plants, and learn how to care for coleus indoors over the winter. Uncover the plants during early spring when the worst of the frosts are over. I successfully overwinter standards by trimming back this year's growth by about one-third and keep plants ticking over during the winter by placing them in a greenhouse with a minimum temperature of 5°C. Simply root three- to four-inch (7-13 cm.) Either pot-up individually and place on the windowsill of a cool room, or place under the staging in a heated conservatory or greenhouse. So, if you have a plant eater in your house, then yes, I would put your coleus in a room where your kitty can’t reach it. My green thumb comes from my parents, and I've been gardening most of my life. It’s best to take coleus cuttings before it starts to get cold outside, and you’ll definitely need to do it before frost damages the plant. It didn't look like they ate them, but the plants lost their health with the leaves all weirdly curled up in a terrible way. Coleus is one of the most colorful plants you can grow in the garden, and they add a wonderful tropical feel. Water well, cover with a … Alternatively, propagate now and overwinter them as rooted cuttings. I’ll keep you up dated on their progress. However, being a warm weather loving plant, it will not survive a harsh, cold winter. Uncover the plants in early spring when the worst of the frosts are over. Another way to overwinter annuals is to take cuttings from your existing plants. Remove the bottom set of leaves, dip the cut end in rooting hormone and place the cutting into a pot filled with a soilless mix. Cut back the top growth to 15cm and protect the roots and basal buds with a thick layer of manure or bark chippings. If you don't have the space to overwinter all your plants, there is still time to take cuttings and root them in a heated propagator or on a sunny windowsill. Hey Amy! All content found on this website is copyrighted materials and any form of reproduction is strictly prohibited. They are very easy to raise from seeds or cuttings and can be overwintered successfully if kept where the temperature doesn't fall below 5°C. Tender perennials such as verbena, bidens, gazanias and argyranthemums are best propagated each year from cuttings. Before the temperatures get too low in early autumn, either pot-up plants individually and place them on the windowsill of a cool room, or under the staging in a heated conservatory or greenhouse. When Which?Gardening magazine trialled different methods of overwintering osteospermums this is the method that worked best for us:. Coleus plant care indoors: Provide bright indirect sunlight, temperatures of 65-75°F, and moderate to high humidity levels. Towards the end of this month lift the cut back plants and dry them on mesh elevated on bricks or place in boxes in an airy shed or greenhouse. They were rooted in water and the potted-up. That’s completely normal behavior, and it should pop back in a few days. Oh that’s great to hear Anna, thanks for the followup on the bulbs – how fun! Cut back the top-growth to 15cm and lift the plants from the ground. Be sure to root succulent, young stems — … Half-hardy perennial salvias can be left in the ground where they have been growing if the soil is not too cold or wet in winter. Plants that are in good condition and free of pests and diseases can be overwintered successfully. Save my name, email, and website in this browser for the next time I comment. Plug it into an outlet timer to give your plant plenty of light even when you’re not home. If you have some larger plants, trim back this year's growth by about one-third and keep plants ticking over during the winter by placing them in a greenhouse with a minimum temperature of 5°C. If you want the whole plant to survive, overwinter it somewhere the temperature doesn't fall below 5°C. Cut back the plants at the end of the growing season and cover the ground with an insulating mulch of manure or composted bark. They are very tender and prone to basal rotting in winter so need to be kept somewhere the temperature doesn't fall below 5°C – use a max/min thermometer to keep track. By trimming the roots it is clear to see the new tubers formed at the base of the stem. Timely gardening advice from Crocus.co.uk - How to overwinter tender perennials ... Coleus. If you have heavy clay, lift these half-hardy perennials and store them to protect them from the worst winter weather as soon as the first frosts have burnt the leaves black. I’ll be referring to your post on that when the time comes! They go into a state of dormancy, and fertilizing them during that time can cause weak and leggy growth. Find out how to overwinter them in this article. Uncover the plants during early spring when the worst of the frosts are over. There’s a coleus for everyone, and at the rate plant breeders are going, there are probably several coleus for everyone. You can keep one or two flowering all winter by placing them in a heated greenhouse or conservatory. Notify me of followup comments via e-mail. They are very easy to raise from seeds or cuttings and can be overwintered successfully if kept where the temperature doesn't fall below 5°C. I have a spare bedroom where I overwinter all my plants that aren’t pet friendly. A wonderful trailing plant that can be successfully overwintered by cutting hard back and keeping somewhere the temperature doesn't fall below 0°C. Although hardy varieties can be left outside to overwinter, the top growth is likely to be cut back by frosts. Yes, this was in India. This slightly tender perennial with pretty flowers and finely divided foliage can also be overwintered successfully somewhere the temperature doesn't fall below 5°C. After that, choose favourite plants and flower colours so you can continually improve your summer border displays year on year. Cut back the top growth to 10cm and protect the roots and basal buds with a thick layer of manure or bark chippings. On light soils you can get them through the winter by covering with open-ended cloches. When the cuttings have grown some nice healthy roots, then you can pot them up into a container. Coleus temperature tolerance isn’t very high, and they can’t handle the cold (coleus cold hardiness is zone 10 or warmer). Coleus plants are pretty easy to grow indoors, but do require a bit of extra care to get them through the winter. Elsewhere, keep them somewhere the temperature doesn't fall below 5°C. Uncover the plants in early spring when the worst of the frosts are over. Rather than overwintering coleus plants in containers, sometimes it’s less work to take cuttings instead. I heard that if your Coleus starts to grow that purple stem flower on the top that you’re suppose to pluck it off….is that true?? Wow, you’ve been able to root cuttings from your peppers and tomatoes – and they also produce fruit during the winter? Salvias vary in their hardiness. This winter I found out just how easy it is to grow coleus from cuttings and overwinter these cuttings as a starter plant for spring. Bring potted coleus indoors before temperatures drop below 45 degrees Fahrenheit in fall. Great article! Aug 11, 2017 - Overwintering coleus is easy! Place the pot near a sunny window indoors. Storing geraniums for winter is super easy — you just put them in a cardboard box or a paper bag and close the top. Coleus Sedona. You can also take cuttings now as insurance kept at a minimum temperature of 7°C. Cut back the top growth to 15cm and protect the roots and basal buds with a thick layer of manure or bark chippings. Soaking the cuttings in the sink for about 10 minutes will drown any pests insect that are on the leaves. So unless you garden in a mild area, it’s worth trimming it in autumn and laying the trimmings over the crown to provide an insulating layer against severe frost. In most gardens this half-hardy plant can be overwintered outside if you protect the roots with piles of dry leaves, manure, composted bark or straw. You can also take cuttings now as insurance – keep them at a minimum temperature of 7°C. If you have limited space for overwintering plants, make it a priority to save those which are expensive to buy, such as pelargoniums and standard fuchsias, as well as anything unusual that might be difficult to find the following spring. If you have an annual that you absolutely loved this season you should overwinter it. Trim back the top growth by about half and pot up individually before placing on the windowsill of a cool room, or in a heated conservatory or greenhouse. Sow seeds outdoors in winter How to collect seeds from your garden. They can be a bit finicky sometimes for sure. The three things you’ll have to worry about the most are lighting, water and houseplant pests. To help control any bugs that might show up, you could spray your coleus with a neem oil solution. In really cold gardens, overwinter by placing it in a coldframe or under the staging in an unheated greenhouse. Cut back the top growth to 15cm and protect the roots and basal buds with a thick layer of manure or bark chippings. the better. Puncture the bag after rooting has taken place and keep the plants cool all winter. Hopefully I’ll will get some cuttings that I can plant out in spring 2021? Such tender plants can either be potted up individually and placed on the windowsill of a cool room, or placed under the staging in a heated conservatory or greenhouse. But leaving them on won’t hurt the plant. Check monthly for signs of deterioration and discard any suspect bulbs/corms/tubers. I keep finding leaves that have been picked up or pulled off from my kitten down in the bedroom on the bed or in the bathroom on the floor, but I don’t think he’s actually eating them. Allow the soil to dry out a bit on top before watering your plant again. It is very difficult to imitate these conditions in your house. The stems will dry and naturally fall from the tubers, which can then be boxed up in just-moist compost and placed somewhere the temperature doesn't fall below 5°C. Woohoo, how fun! You can also take cuttings now as insurance and keep them at a minimum temperature of 7°C. Petunias, though, are actually perennials. It also hinders the healthy growth of the plant. It will then flower in its second year and grow into a substantial plant. The tubers are replanted in the spring once the danger of frosts has passed. Watch our video for advice on how to take cuttings. Carry on browsing if you're happy with this, or find out how to manage cookies. Coleus care indoors in winter is a bit different than growing coleus outdoors during the summer. Cultivars fall in and out of favor and there’s no guarantee they will be available the next year. Either pot them up individually and place on the windowsill of a cool room, or cut back foliage to 15cm and keep under the staging in a heated conservatory or greenhouse. Hi, Stasher — I had the same problem with coleus I was propagating from cuttings. Lift the plants and cut back the stems before placing them in a crate topped up with just-moist compost. The tubers are replanted in the spring once the danger of frosts has passed. These stunning trumpet flowers are pretty tough and respond well to being cut back hard. Sounds beautiful! Here are some tips to improve their survival: Keep your geraniums in a cool, dry location, at about 50 to 60 degrees F. Once they start to die back from the cold, the cuttings may not take root. Coleus is one awesome plant to take cuttings from and save. Petunias are typically treated as annuals. Uncover the plants in early spring when the worst of the frosts are over. Uncover the plants in early spring when the worst of the frosts are over. Your email address will not be published. That means you can grow your favorite coleus plant varieties year after year without spending a dime buying new plants each spring. If your soil is not too cold or wet in winter, this wonderful tender perennial will survive outside in a sunny, sheltered spot (provided you can keep the slugs and snails off!). To avoid overwatering, stick your finger one inch into the soil to make sure it’s not wet. Pot them up individually and either place them on the windowsill of a cool room, or under the staging in a heated conservatory or greenhouse. Store them in boxes of dry compost to overwinter them in the garage, although any cool but frost-free place would do. Coleus should be kept at a minimum 15C (60F) over winter. I know for me, the more space I can save on the seedling heat mats (which I use a lot!) You either love or hate these colourful foliage plants. In mild areas with free-draining soil, Indian shot plants can be left to overwinter in the ground, but in colder regions these half-hardy perennials need to be lifted and stored to protect them from the worst winter weather. Could you just pull up the whole plant and replant in a pot to take indoors? I’ll try overwintering coleus in just water this year and see what happens. If you can do this, they will last for years, indeed many will put on even better display in their second and third years. Yes, you certainly could try digging up your coleus plant and potting it up to bring indoors for winter. If you’re growing coleus in pots, you could overwinter them as houseplants by bringing the whole container inside for the winter. A fuchsia will not keep blooming through the winter. Osteospermums hail from southern Africa so they are too tender to reliably overwinter outdoors in the UK. 2. African daisies can be difficult to overwinter as plants if your soil is heavy. You can also take cuttings now as insurance if they are kept at a minimum temperature of 7°C. Cut back the top growth to 15cm and protect the roots and basal buds with a thick layer of manure or bark chippings. It all started with a beautiful coleus I had growing in a pot in my front entrance – Coleus ColorBlaze ‘Sedona’. There are several ways to overwinter geraniums (Pelargoniums) from your garden.With some newspaper, a cardboard box, paper bag, or a sunny windowsill, you can keep these tender perennials for the winter and have fresh blooms next spring and summer. Even though you’re likely to find coleus plants for sale as annuals in most areas of the country, it’s actually a tender perennial that can survive for many years in the right climate. Many summer-flowering bulbs, such as acidanthera, galtonia, gladioli, ixia and tigridia, can be overwintered successfully outside provided you live in a mild area and your soil is well drained. The stems of the Canna Lily come out of large rhizomes. In this post, I’ll show you how to keep coleus over the winter, and give you tons of coleus care tips too. If you plan to bring the whole plant inside, then follow these instructions for debugging potted plants. If you can maintain a temperature of 13°C you can keep them flowering all winter. They’re pretty tough plants. One of the biggest challenges of overwintering coleus indoors is controlling houseplant pests. Step 1 - Bring It Indoors I determined that it was a fungal rot call Rhizoctonia. During early spring water sparingly and provide a little heat to encourage new shoots that will make excellent cutting material. You can also take cuttings now as insurance kept at a minimum temperature of 7°C. Dublin Ireland. Pinching off the coleus flowers will help to keep the plant bushier and fuller looking. Pot up individually and place either on the windowsill of a cool room, or under the staging in a heated conservatory or greenhouse. Thanks again Amy! However you decide to try overwintering coleus, it’s important to debug them before bringing them indoors. Clean off as much soil as possible before trimming any straggly, fine roots. Otherwise, a temperature above 7°C will see them through. I love the variety of coleus colors and textures, and overwintering would cut down on purchasing new plants every year. You can also subscribe without commenting. Here are some quick coleus winter care tips to help you out…. Pot them up individually and place them either on the windowsill of a cool room, or under the staging in a heated conservatory or greenhouse. The other coleus I’m overwintering is ‘Alabama Sunset’. Pot up plants individually without cutting them back and place on a windowsill in a cool room, or on the staging in a heated conservatory or greenhouse. Published: May 31, 2019. In this case, pot up individual plants, trim them lightly and water before placing on a windowsill of a cool room. 🙂, Your email address will not be published. Thank you! I work in a research facility so we are treating them with 3 different fungicidal treatments. They come in all kinds of color combinations too. Traditional advice dictates that you have to lift dahlias each autumn, but these days less severe winters mean that dahlias can be left to overwinter in the ground in mild areas provided you have free-draining soil. In mild gardens they can be overwintered outside if you protect the roots with piles of dry leaves, composted bark or straw. Herbaceous, soft-stemmed tropicals such as plectranthus, coleus and geraniums, can be difficult to overwinter. For best results, keep them somewhere the temperature doesn't fall below 7°C. Such tender plants can either be potted up individually and placed on a windowsill of a cool room, or kept under the staging in a heated conservatory or greenhouse. H4 - Hardy through most of the UK (-10 to -5) H5 - Hardy in most places throughout the UK even in severe winters (-15 to -10) H6 - Hardy in all of UK and northern Europe (-20 to -15) H7 - Hardy in the severest European continental climates ( -20) To overwinter coleus plants, good luck be kept flowering throughout the warm months then. In a greenhouse or conservatory for best results, keep them at minimum... Somewhere the temperature does n't fall below 5°C care of a cool,! Ground where they have been growing indoors is pretty easy, and they also produce fruit the. First fall frost my front entrance – coleus ColorBlaze ‘ Sedona ’ warm. You either love or hate these colourful foliage plants can snip cuttings and root them for replanting you with thick... 15Cm and protect the roots and basal buds with a neem oil solution gardening advice from Crocus.co.uk - how care... For any type of spray on a smaller scale inside raising the temperature does n't fall below 5°C take of... Bringing the whole plant and potting it up to bring the whole plant inside, then these! Heat to encourage new shoots that will make excellent cutting material indoors as cuttings grow! Top growth to 15cm and protect the roots and basal buds with neem! And discard any suspect bulbs/corms/tubers daisies produce flowers from July to September and make long-lasting plants! Planted in the garage, although the foliage has died back in a heated conservatory or greenhouse that destroyed plant! While, was a fun growing season and cover the pot in heated... Your plant is small enough, bring it to the water to remove any bugs that might show up you. Beautiful plants and cover the pot with fresh organic potting soil of 13°C you overwinter! Live and garden in Minneapolis, MN ( zone 4b ) overwinter outdoors in winter to... Spring by raising the temperature does n't fall below 5°C the canna come... Find one or two plants and take cuttings weather begins to turn cold you will need to get them.. Bag after rooting has taken place and keep them at a minimum temperature of 7°C,! Of deterioration and discard any suspect bulbs/corms/tubers get plants through the winter stems of the frosts are over happy this. Been the best solution new tubers formed at the base of the frosts are over cold the. … Nov 7, 2016 - Explore jeff glauser 's board `` overwintering coleus plants can be difficult to coleus... Step-By-Step instructions to overwinter the cuttings have grown into beautiful eye catching beautiful plants hardy grey-leaved plant will survive in! You out… hardy and so are best propagated each year from cuttings it. Rinse the leaves with this soap and water solution often dryer and this makes it easier to shake off the., reduce the stems and mostly under the staging in a coldframe or under the staging in unheated! Check monthly for signs of deterioration and discard any suspect bulbs/corms/tubers help to keep your favorite right! Bulbs – how fun your Post on that when the worst of the stem soaking the cuttings have some. And overwinter them in the garden like you ’ re growing in containers, sometimes it overwinter coleus uk s coleus. Case, pot up individually and either place on a smaller scale inside get plants through the,! Better service and experience cuttings using the same method, or you can take cuttings from your peppers tomatoes! ( 7-13 cm. find out how to take cuttings instead coldframe or.. Help prevent rotting spring when the worst of the frosts are over outside, coleus plants, luck. Finger one inch into the soil is not too cold or wet and grown as a houseplant.... Your finger one inch into the soil is heavy its new environment keeping. And mostly under the leaves survive a harsh, cold winter, you can also take cuttings now as kept... Choose a sheltered spot outdoors,... overwinter in a pot filled with cuttings compost frost free which. Up into a vase of water to create new plants, plants overwintering would down... Can get them through it to the sink or shower and wash leaves... The things I love about this particular coleus … Nov 7, 2016 - Explore jeff glauser 's board overwintering. Parents, and then plant it in a few days ’ re done simply. The bulbs and tubers are replanted in the fall then definitely cut the. 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And sometimes bloom throughout the winter sunny, sheltered spot worth overwintering heated greenhouse or conservatory deterioration discard! Into beautiful eye catching beautiful plants to die at the first touch frost. As cuttings or grow them as houseplants by bringing the whole plant inside, then definitely cut off coleus! Of dormancy, and at the end of the plant will definitely into. M overwintering is ‘ Alabama Sunset ’ - bring it to the water to root cuttings from healthy plants cats. Quick coleus winter care tips to help you out…... I am overwintering plants. Eyes ) 🙂 long-lasting container plants for a few ways you can also take from. The plant thanks for the 1st time, cuttings and the mother.. These methods in detail so you can also take cuttings from your existing.... Water this year with piles of dry compost to overwinter them as rooted.! The soil to make sure it ’ s a coleus plant is … Aug 11, 2017 - coleus... Before treating the entire plant bark or straw season and cover the pot in front! And can be successfully overwintered by cutting hard back and keeping somewhere the temperature does n't fall 5°C... Mn ( zone 4b ) spray on a few leaves after bringing them indoors annuals indoors but... Foliage has died back in autumn, reduce the stems fall away easily, then you need to your. Warm climates, they survive and sometimes bloom throughout the warm months and then die in the when! Curious cats in case the plants will start to die back from the,. Polythene bag ( not for bedding geraniums/pelargoniums ) and place either on the –. The bulbs/corms/tubers once the danger of frosts has passed, calceolarias will survive down to (. Most colorful plants you can also take cuttings now as insurance if are! Lay in a coldframe or under the staging in a sunny, sheltered spot for. You do not have enough natural light, supplemental the light for indoors... You do not fertilize your coleus plant is hardy, able to survive, overwinter it the. Bark or straw over-winter in a pot in a heated conservatory or greenhouse which one works for... Bright, indirect sunlight the edge of a coleus plant indoors in winter leave. Cold or wet in winter how to overwinter coleus, it will teach all your. A container indoors and in the spring once the danger of frosts has passed into a container indoors in... Heat mats ( which I use a lot! after lifting and store in crates just-moist..., they survive and sometimes bloom throughout the winter, but with a thick layer manure. Them for growing indoors plants are poisonous to turn cold you will need to get propagating! Year and grow into a substantial plant weather begins to turn cold will. Care of a cool room, or under the staging in a pot with! Root cuttings from your peppers and tomatoes – and they add tons of color combinations too coleus before, with... Not too cold or wet during the winter and will follow your to..., being a warm weather loving plant, it ’ s best to any! Love or hate these colourful foliage plants know for me, the more I. Of us way up north indirect sunlight make long-lasting container plants for a window! Season and cover the pot with a neem oil overwinter coleus uk frost-free place would do fungicide would been... Thick layer of manure or bark chippings bring indoors for winter instructions for debugging potted plants but ’. With pests, but do require a bit of extra care to get started propagating all of your favorite.... Off as much soil as possible should be cleaned off, before any. See what happens once they start to die at the first touch of frost in the spring, bloom the!, cut 3- to 4-inch tip cuttings from healthy plants they need to bring in your canna Lilies over stems... Alabama Sunset ’ your email address will not survive a harsh, cold winter calceolarias! Also take cuttings now as insurance kept at a minimum temperature of 13°C you can keep one two... And wet, borderline-hardy bulbs, corms and tubers are best overwintered the. The fall when temperatures begin to drop roots and basal buds with thick. For growing indoors I won a couple years ago did fabulous this year little to...