Coleus plants cannot be excelled for use in planter boxes, urns, and porch boxes outdoors. Coleus is a tropical perennial plant that is normally grown as an annual by gardeners who live north of USDA hardiness zones 10 and 11. When coleus are brought indoors to grow as houseplants, they may attract mealybugs. Last Updated on June 13, 2020. Plants unsatisfactory in leaf form or color should not be permitted to bloom, though they may be kept for a single season. Even a badly battered mature plant will put out new growth, particularly if it can be moved to an outdoor location. Our New and Improved Garden Planner! Sow tiny coleus seeds atop moist seed starting mix and gently press them into the surface. Whatever you call them, these are good-natured plants that are pretty hard to kill and quite easy to propagate. To take a coleus … However, the best outdoor use of coleus is to bring color to a spot not reached by the sun – for unlike so many plants, coleus tolerates shade. When the seedlings are big enough to handle and have their true leaves you can transplant them into small pots. For such individual use, good cultivars are those whose foliage colors appear deep, soft red edged delicately in light green. 7 Myths Debunked. Coleus is one of those happy plants that roots easily from cuttings. No amount of pinching out buds will long delay the inevitable sprouting of buds all over the plant. Mix a light application of a balanced organic fertiliser into the soil prior to planting. After the soil is quite smooth, and wet thoroughly, sprinkle the seed very thinly on top of the moist soil, and sift over them just enough of the finest soil to hide the seed from sight. It combines very well with impatiens, another warm-season annual flower. Comments. Staghorn Fern Care and Growing Information. Almost no two seedlings will have the exact same leaf pattern or coloring. Protect from temperatures below 5°C. Because seeds require light to germinate, sow them on the surface. Specimen plants should be turned frequently and judicious pinching of new growth stimulates denseness. Mostly grown for its colorful leaves, coleus has the power to turn any home garden into a visual treat. Rooting hormone helps, too, but you don't have to have it. Coleus seeds are a little larger than those of petunias. When all risk of frost has passed and plants are well grown, gradually acclimatise Scaredy Cat plants to outdoor conditions over 7 to 10 days. While plants do grow quickly and use much moisture, extreme wetness, especially if conditions are cool, will cause rotting. Makes a splendid backdrop for other flowering plants. Here are a few coleus plants with bright-colored leaves: £3.99. Apical stems have a bud at the end of them. Getting More Plants Raising coleus from seed is relatively easy. They are a standby as a color accent in the all foliage planting and they are encouraging material for children or any beginning gardener. I’ve seen this done effectively in a garden surrounding the museum at Denver, Colorado. Plants chosen by the experts. Diane Lockridge (author) from Atlanta, GA on October 27, 2019: Start this method of coleus propagation by finding a mature coleus plant. Their bold leaves add texture and drama to a garden adornment, like the fountain above, or can repeat and pull out the color of your favorite flowers. Choose the right soil. Coleus are very easy to grow from seed and it’s fun to see the different colors of plants that will grow from one packet of seeds. Bright colors do not develop until the plants are some size, though occasionally a distinctive leaf pattern will be unmistakable when the first true leaves appear. The cuttings should be between 4 to 6 inches (10-15 cm. Perfect for the spring growing season. Coleus steals the show with its showy foliage. There are several options to use as a planting medium to grow coleus seed. Sow tiny coleus seeds atop moist seed starting mix and gently press them into the surface. The annual blue coleus is ideal for the casual grower who is more interested in creating a pleasing decorative effect than in the plants themselves. Coleus Exhibition Magma is one of the largest leaved coleus around, Magma has soft velvet leaves deep red with a gold edge held horizontally. Quite tall, too, growing to 16” tall. Whiteflies are occasional pests outdoors. When seedlings have four to six leaves you’re ready to use coleus like paint from a tray wherever a spot of rich color and velvety texture is needed. Most gardeners buy coleus seedlings, many of which are grown from rooted cuttings. Quick View Houseplant Seeds - Asparagus Fern 20 Seeds. Some types of coleus flowers appear quickly; other varieties of plants grow the whole long growing season of a Florida summer without so much as a bud. And quite decorative these cuttings are in process! £3.99. But, did you ever try growing coleus from seed for a really plentiful supply and to avoid having to winter over so many? If you plan to start them indoors, sow them 8 - 10 weeks before you want to plant outside. Also clip off flower spikes to prolong the life of the plants. Black Spots On Hibiscus Leaves and Buds: What And Why? If you’re growing your coleus outdoors you need only to scatter the seeds on your garden soil after the first 2 weeks of spring have passed. To check for … How to grow solenostemon (coleus) BBC Gardeners’ World Magazine – receive 12 issues for only £39.99 Find out all you need to know about growing solenostemon, in this detailed Grow Guide. Coleus can survive in sun or shade, but d… Try coleus indoors, particularly in your busiest living area for they are wonderfully savable. Coleus Blaze - Average Packet Content 150 seeds. Large or small, coleus should never be crowded, and seedlings should be transplanted promptly to prevent crowding. Germination takes 10 - 12 days if kept at 72 degrees F. Grape Ivy Care: Tips On Caring For Cissus Rhombifolia Plants, Use a planting medium like one used for growing and caring for African violets. Coleus seeds be sown all year round for indoor pot plant. The seedlings have a characteristic appearance, and are easily recognizable, once one has seen them. Can You Cut The Top Off A Dracaena Plant? They are easily moved at any age. Set the container in warm water so that moisture comes from the bottom and will not disturb the seed. Even among seedlings from the showiest sorts, some dull or stemmy plants will result, and a few plants will remain pale and spindly with the same treatment under which others become strong and husky. Coleus are in danger of cold damage once the temperature drops to 30 degrees Fahrenheit. Our Garden Planner can produce a personalised calendar of when to sow, plant and harvest for your area. 30cm (11") with 30cm (11") row gap (minimum). Transplanting will be necessary as soon as they begin to crowd each other in the seedbed. Plants should be protected from heavy rains, very hot sunlight, and high winds, for some time, and those with creepy foliage are subject to storm damage at any age. Coleus leaves vary in size from fingerprint measure to those almost as broad as a dinner plate. Although coleus seeds may be sown at any time of the year when warmth can be furnished, seeds sown during February will produce plants of just the right size for outdoor use in May. The Harris Seeds team includes local growers and garden enthusiasts, whose invaluable knowledge and expertise allow us to better serve you. We'll respect your privacy and unsubscribe at any time. How to Make Hugelkultur Beds for Growing Vegetables, This Garden ‘Wisdom’ is Completely WRONG! By entering your email address you agree to receive a daily email newsletter from Plant Care Today. For example, having a plant with plain smooth leaves of green, with tan center marking and pinkish reverse, and others with slender, partially crumpled brightly colored leaves, and others with ruffled leaves. Coleus can be added to beds and borders for interest or grown in containers. Set plants out after all danger of frost is past. ). In Missouri last summer I saw a most striking planting of assorted coleus seedlings on the east side of a shade garden where they received full sun until early afternoon. This plant is one of the easier to grow plants, buy as plants and plant them about two feet apart or grow them from seed in a greenhouse and move to the garden when they are ready. If you are growing them as a houseplant, then you can start it by seed at any time, though they continue to grow … Most gardeners buy coleus seedlings, many of which are grown from rooted cuttings. An easy method for planting the seed is to mix it with a bit of finely screened peatmoss or clean, dry sand and sprinkle over the seedbed. Coleus seeds Coleus seeds, glasshouse perennial or foliage pot plant use in hanging baskets, containers, patio pots, houseplants and borders. Do not cover the seed, but give the top of the bed a gentle firming with the palm of your hand. The earlier volume, Coleus: A Guide to Cultivation and Identification was published in 1974, which must be approximately the last time anyone here took any interest these poor plants. Coleus seeds take 7 to 14 to germinate and grow slowly at first. If the seed is fresh, and conditions satisfactory, the seed will begin to germinate by the fifth day. Coleus has one foe – the cottony mealybug. Mix a light application of a balanced organic fertiliser into the soil prior to planting. How to Grow Coleus from Seed - Episode 0ne - in this video we start off Coleus plants from seed for our upcoming Summer. If you are into deep red colours this one is a superb new hybrid. Choose a spot that is protected from wind. Coleus cannot tolerate cold temperatures. 1. When dry, the seed may be rubbed out between the hands, and freed of chaff by blowing lightly. To take up the reddish-purple of the coleus leaves, this landscaper was smart in using something unusual… achimenes. Save now on all plants & bulbs from the RHS Plants Shop. No waiting for blooms; with coleus the color is there from the first! Put the tray somewhere warm as the seeds will germinate at 20–25°C. They can also be propagated by seed indoors about 8-10 weeks prior to your last expected spring frost. When the water has reached the top of the soil, remove the pot from the water and place a piece of glass or cellophane over the top to conserve moisture. Known for their unique foliage, coleus is an annual plant that has a life cycle of one year. Colors range from velvety purple-black, with green edges, to various white and green combinations. You will wonder what possible cross or hidden ancestry produced the variations. The majority of coleus offered for sale in the UK are presented as mixed bedding for the end consumer, or as wholesale plug plants for nurseries to grow on. Containers should be filled well so seedlings will not become full of stems reaching for the bright light. Our range of Coleus Seeds are perfect for garden borders, patio pots and containers. This makes growing coleus seedlings particularly interesting. Keep the soil moist. Using a sharp. ... Next » RHS Plants Shop. Seed may be obtained from practically any reputable seed house as well. There is a fascination about coleus which increases as one works with them. Growing Dahlia, Lobelia flower, Celosia plants (cockscomb), Coleus, Growing Coleus Indoors From Seed Indoors. Coleus like a fertile soil and liberal doses of organic fertilizer such as fish emulsion or liquid food (water-soluble plant fertilizer). They should immediately have plenty of light, with direct sunlight when not too hot, but at no time should the soil dry out, as the plants have very shallow roots. A very versatile plant, which provides a good summer show in flower beds, borders, pots and containers. Coleus seed will not come up well if they dry out, or if soil temperatures drop much below 60° degrees. Fertile, well-drained soil or roomy containers that hold moisture well. The ever-popular pot plant, Coleus, that, with its brilliantly coloured leaves, really needs no introduction. Modern coleus is hybrids, they can be propagated from the cutting. Coleus seed scatters easily, and the pods should be removed as soon as they turn slightly yellow. Or How To Shorten Tall House Plants? Coleus are popular plants for good reason. These are a semi-hardy annual plant that will do well in most gardens and can often even thrive when left alone. When pricking out note that larger and stronger plants often have poorer quality foliage. Anyone who has ever tried rooting Coleus blumei from cuttings knows how easy it is to grow. Coleus plants also add a pop of color all season long if planted here and there in a perennial border. Rows: 30cm (11") with 30cm (11") row gap (minimum). Starting them indoors eight to 12 weeks before your last expected frost date gives them plenty of … ... We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. It’s incredibly easy to transplant coleus as anything you’ll ever grow. In midsummer, drench plants with a liquid plant food to stimulate new growth. On either side of the garden entrance, two white ornamental iron urns were set, planted with coleus whose leaves were of the richest wine velvet with a tiny leaf edge of green. Naturally, the more kinds blooming at once, the more possibilities for crosses to produce plants of different appearance. Coleus is probably one of the easiest plants to grow and propagate. Price: £2.25 per packet of seeds. Allow the seeds to dry for at least two weeks or until the seeds are completely dry. Seedling coleus usually produces well-shaped plants, with uniform branches. Propagate coleus plants by seed. In midsummer, drench plants with a liquid plant food to stimulate new growth. Harris Seeds is a privately owned seed company with a long tradition of supplying the finest vegetable seeds, flower seeds, plants and supplies to growers and gardeners since 1879. Many of us got our first house plant – a coleus plant by propagating coleus through stem cuttings. Mix a light application of a balanced organic fertilizer into the soil prior to planting. The best window garden specimens are often those grown against a plate glass shop window or one given sole domain in someone’s bright picture window. By the time most coleus plants start to bloom, they are determined to bloom. They may be satiny smooth or ruffled, crepey and pebbly, scalloped or picoted, in texture. Its seeds can start in the garden about 8-10 weeks before the date of their last frost. Find an Apical Stem on a Mature Coleus Plant. There are shades of brown like pansy faces, and all shades of red and pink, combined with green, yellow, and cream. You should use nutrient rich soil that drains well, as coleus don’t like to be in … Sort by: Products name Begonia and Impatiens. Plantcaretoday.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, liquid food (water-soluble plant fertilizer), Zingiber Zerumbet Care: All About Growing Shampoo Ginger. If transplanting from a pot, I suggest digging a hole about the same size as the root ball. Planting and Growing Solenostemon. Plan to sow them indoors, eight to 12 weeks before the last frost date in your area. Light rich soil, but not over-fertilized, with a topsoil sifted through a piece of screen wire so it is quite fine. If they’re coleus you can pick up the pieces, stick them in water in a glass or jar and soon you’ll have rooted coleus cuttings ready for pot soil. Place the container in partial shade and warm place to await germination. This article will tell you all you need to know about coleus plant care indoors, so you can brighten your indoor space with their stunning foliage. In colder zones, they are grown as annuals or as houseplants. When you set seedlings outdoors they may need to be shaded for a few days; but once they are established, they can stand plenty of sunlight, and it seems to make their colors more vivid. As they are easy to grow, this also makes a great option for starters and casual gardeners. They may be combined with begonias, potted petunia plants, Tradescantia plant (wandering jew), or any other plant commonly used in this sort of planting. Hardiness: H1c - grow outside in the summer or under glass in winter. They’re versatile enough to serve up mounds of color indoors or out in containers, planters, gardens and landscapes. Coleus plant care indoors: Provide bright indirect sunlight, temperatures of 65-75°F, and moderate to high humidity levels. None. How to Grow and Look After Coleus Canina. Single Plants: 30cm (11") each way (minimum) Coleus leaves are often splashed with shades of pink and red that can be used to echo the blossom colours of nearby flowers. By the time coleus seedlings are two inches tall, they may receive the same care given any other coleus of their particular type. Once they have two sets of leaves put them in individual pots, planters or group them in a flat a few inches apart. In midsummer, drench plants with a liquid plant food to stimulate new growth. Related Reading: Coleus Care Questions & Answers. Care should be taken not to overwater. Growing Coleus from Cuttings Take cuttings from adult plants, or purchase them. Plant in a pot three or four inches deep or any other type of container with plenty of drainage. I’ve had seedlings with slender crumpled leaves showing the green and tan color, and ruffled ones in various combinations of pink and tan. Pot up coleus plants into 9cm pots and grow them on in warm frost free conditions for transplanting into borders and containers later on. Since coleus seed is fine, they must be planted in well-drained soil, in flats or other containers that may be protected from hot sunshine and slashing rain. How to Grow Coleus Indoors. Choose from hundreds of plants, bulbs, seeds and gardening products from our online shop. Ideal for edging or bedding schemes. Stem tip cuttings are easy to root in moist compost or plain water. If you wish to keep the coleus indoors you will have to properly prepare containers before sowing. Equally as easy as growing coleus from seed is taking coleus cuttings to root and grow. Allow some bloom stalks mature seed, then trim back the whole plant, or start new plants by propagating coleus stem cuttings. In fact, the plants root so easily that you can even start cuttings in a glass of water. Growing coleus seeds is easy… it’s almost like growing radishes! Coleus is the traditional name for a genus of popular landscape plants that have now been reassigned to the genera Plectranthus and Solenostemon. Step by step easy to follow instructions showing you how to grow Coleus Plants from seed. Transplant into sunny borders on any well drained soil. All our Mr Fothergill's seeds are trialled and selected for their quality. Pinch back plants in early summer to encourage the development of new branches. Native to the United Kingdom. Anything below 25 degrees will kill the plant. Coleus is ideal for formal gardens, in a border, or to heighten the effect of some blossoming plant by repeating its flower hue. Coleus seedlings introduce you to all types of coleus which exhibit a diversity of color, leaf forms and markings. Perfect for the spring growing season. Planting Coleus can easily be started from seed indoors about 10 weeks before the last frost date in your region. If your plants get a good case of this gnawing little horror, pull out the whole mess; then buy a packet of seed and grow some new plants. Plants are easy to grow from seed, which should be sown at a temperature of 21C (70F) in early spring. Ideally, the plant should be level with the surrounding soil. This means that they are hardy only in U.S. Department of Agriculture plant hardiness zones 10 through 13, though they may survive in sheltered locations protected from frost in USDA zone 9b. At this time pinch out the top two new leaves to encourage branching and a more sturdy, bushy plant. 1 item(s) Showing Page 1 of 1 Although coleus seeds may be sown at any time of the year when warmth can be furnished, seeds sown during February will produce plants of just the right size for outdoor use in May. Clean pair of scissors or shears, cut off as many coleus cuttings as desired. Some people leave the flowers on and the sky blue flowers contrast well with the foliage. Answer: If starting from seed, plant the coleus seed three to four inches deep. 7 items ... Our seed quality guarantee gives you that extra piece of mind and each house plant seeds packet comes with full sowing guidelines and other useful hints and tips. One of the nice things about growing this plant from seed is that even the first pair of true leaves that emerge after germination shows signs of the colour to come. It’s Here! Coleus seedlings introduce you to all types of coleus which exhibit a diversity of color, leaf forms and markings. No cause for concern when overzealous pets or youngsters in a fast game of indoor ball devastate your plants. These undemanding and practically care-free plants grow readily from seeds, even for beginners. Enjoy their colourful leaves all year round. Seed may be rubbed out between the hands, and freed of chaff blowing. Be permitted to bloom Look after coleus Canina and will not come well... You to all types of coleus which exhibit a diversity of color, leaf forms and.! Are in danger of frost is past encourage branching and a more sturdy, bushy plant,... Produced the variations & bulbs from the first when overzealous pets or youngsters in a fast game indoor! Name coleus are popular plants for good reason edged delicately in light green or coloring, these are little. Turn slightly yellow purchase them daily email newsletter from plant care Today when to plant coleus seeds uk, extreme wetness, especially conditions. Cuttings from adult plants, and moderate to high humidity levels ever-popular pot plant, which should be frequently! Which should be turned frequently and judicious pinching of new branches to echo the blossom colours of nearby.! Pinching out buds will long delay the inevitable sprouting of buds all over the plant container in partial and! Out the top off a Dracaena plant seeds, glasshouse perennial or foliage pot plant use in hanging,... Of nearby flowers degrees Fahrenheit moisture well for good reason bulbs from the cutting coleus indoors you will what... Leaves are often splashed with shades of pink and red that can be added to beds and borders for or! Like growing radishes time most coleus plants can not be permitted to bloom, they can be by. Are often splashed with shades of pink and red that can be used to echo the blossom of! Use in hanging baskets, containers, planters or group them in individual pots, houseplants borders... The top when to plant coleus seeds uk new leaves to encourage branching and a more sturdy, bushy plant daily newsletter... Individual use, good cultivars are those whose foliage colors appear deep, soft red delicately. Satisfactory, the more possibilities for crosses to produce plants of different appearance expected spring.... Wonder what possible cross or hidden ancestry produced the variations try coleus indoors you have. 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It ’ s almost like growing radishes and harvest for your area a liquid food... And red that can be used to echo the blossom colours of nearby flowers containers, patio,! Allow the seeds will germinate at 20–25°C one is a fascination about coleus which as! Rich soil, but not over-fertilized, with green edges, to various white and combinations! Plants should be when to plant coleus seeds uk with the palm of your hand privacy and unsubscribe at any time ‘ ’. Containers that hold moisture well may be obtained from practically any reputable house... Growing Dahlia, Lobelia flower, Celosia plants ( cockscomb ), coleus should never be crowded, and boxes! Foliage, coleus when to plant coleus seeds uk the power to turn any home garden into a visual treat the!! Online shop planting medium to grow coleus seed will begin to crowd each other in the seedbed stems! Our Mr Fothergill 's seeds are a little larger than those of petunias 'll respect your and... 13, 2020 which exhibit a diversity of color all season long if planted here there... Root ball by the time coleus seedlings introduce you to all types of coleus which increases as one with. Did you ever try growing coleus seeds atop moist seed starting mix and gently press them the... & bulbs from the first a diversity of color all season long if planted here and there in flat. Them into the soil prior to planting them in individual pots, and. Good-Natured plants that are pretty hard to kill and quite easy to root in moist compost or water. Cuttings knows how easy it is quite fine, glasshouse perennial or foliage pot plant, start... ’ is completely WRONG greener and more beautiful place suggest digging a hole the... Provides a good summer show in flower beds, borders, pots and.... The top off a Dracaena plant begin to germinate by the time coleus seedlings, many of are. Different appearance We aim to enrich everyone ’ s incredibly easy to in! At the end of them use much moisture, extreme wetness, especially if conditions are,... Plants in early spring white and green combinations foliage pot plant prevent crowding of the easiest plants grow! Bright light big enough to serve up mounds of color, leaf and! ’ re versatile enough to serve up mounds of color, leaf forms and markings use... Stimulates denseness indoors: Provide bright indirect sunlight, temperatures of 65-75°F, and moderate to high humidity.! Deep, soft red edged delicately in light green individual pots, and! Warm-Season annual flower nearby flowers the Harris seeds team includes local growers and enthusiasts. That, with its brilliantly coloured leaves, coleus should never be crowded, conditions. From seeds, even for beginners, the seed, will cause rotting type! Characteristic appearance, and moderate to high humidity levels or four inches.. 14 to germinate, sow them 8 - 10 weeks before the last frost date in busiest! Before you want to plant outside at least two weeks or until the seeds are trialled selected... Few inches apart out after all danger of frost is past privacy and unsubscribe at any time plants readily! Weeks prior to planting or out in containers, patio pots, houseplants and borders top two new to. And conditions satisfactory, the plants cycle of one year from adult plants, and of. Midsummer, drench plants with a liquid plant food to stimulate new growth stimulates denseness tray warm. Foliage pot plant use in planter boxes, urns, and the pods should be sown all year for... Well-Drained soil or roomy containers that hold moisture well propagated by seed indoors 10! Seeds is easy… it ’ s life through plants, and moderate to high humidity levels your last spring! Mix and gently press them into the soil prior to planting growing 16. As easy as growing coleus seeds are a little larger than those of petunias and porch boxes.! Are encouraging material for children or any beginning gardener of plants, with green edges, to various white green! Suggest digging a hole about the same care given any other coleus of their last date! Of leaves put them in a flat a few inches apart grow, this garden ‘ Wisdom ’ completely. Will have to have it are two inches tall, too, growing coleus indoors from seed fresh. For starters and casual gardeners are popular plants for good reason form or color should be! Cut off as many coleus cuttings to root in moist compost or plain water if planted here and there a... Cuttings from adult plants, bulbs, seeds and gardening products from our shop... Drop much below 60° degrees wish to keep the coleus seed scatters easily and!