Growing Tips. Coleus Propagation Timing Coleus seeds take 7 … You’ll want to start your seeds indoors about 10 weeks before your last average frost date. Using seeds is a cost-effective way to grow flowers. If all goes well, eventually one may end up with some seedlings of Aloe africana. Propagate coleus plants by seed. Another advantage to growing your Coleus this way, is that each packet of seeds will contain many different colors of plants. Coleus are popular plants for good reason. Fill the tray with damp, lightweight seed starting mix. Last night as I was sorting through my seed packets and organizing them by their planting dates, I came across a packet of Rainbow Blend Coleus seeds and smiled. Sow tiny coleus seeds atop moist seed starting mix and gently press them into the surface. Most gardeners buy coleus seedlings, many of which are grown from rooted cuttings. All of these should be removed, leaving only the topmost leaves. If you want to sow coleus seeds you should purchase high quality seeds at a nursery or online. Press seeds into soil, do not cover. Growing conditions. Growing Coleus from Seed. Also, if there is a need for shade plants, Coleus is perfect for areas with limited sun. To propagate coleus, cut a stem 10-15cm long just below a leaf node. Needs light to germinate. Moisture, sunlight, and the proper soil are the most important components to growing a flower from a seed. Remove all the leaves from the lower part of the stem and submerge in a glass of water positioned in a warm, sunny spot for a couple of weeks until roots start to emerge from the leaf node, then transplant out. Kept at 70-75°F., seedlings emerge in 10-14 days. Aloe africana flowering in my yard (left); Flowers opening up right and ready to be pollinated by bees (right) . Hello, Coleus 69 and everybody who participated in this thread! With plenty of food, sunshine, pruning, adequate potting soil, and cautious watering, a coleus plant can make an ideal novice entry into an indoor garden. They can also be propagated by seed indoors about 8-10 weeks prior to your last expected spring frost. They are doing very well, although they are not too tall. Add another layer of potting soil on top so that the seeds are no longer visible. To grow plants to a good size for my Mid-Atlantic state of NJ, I sometimes begin growing them right after Christmas. They will produce multi colored leaves and their foliage is beautifully attractive. I am just curious how your plants are doing. These beauties will add flair to any room indoors as well. We strongly recommend starting coleus indoors, especially if you're gardening outside Zones 10 to 11. Sow the coleus seeds in a pot containing seed raising potting mix, just sprinkle the seeds over the damp soil. This how to guide teaches the care requirements for growing tuberous and fibrous begonias indoors without a greenhouse. These undemanding and practically care-free plants grow readily from seeds, even for beginners. The easiest way to get started growing your own coleus plants is to purchase nursery starts in spring. To help, place your pots somewhere where they'll receive filtered sunlight through windows, or provide them with supplemental lighting. Article by Plant Care Today. 2. You can start growing flower seeds indoors, in a planter, or outside in your garden or flower bed. Coleus seed can be sown at any time of the year if you are growing it as a house plant. apart. Sow sees shallowly lightly covered with fine seed starting soil. A comprehensive guide for growing begonias from seed indoors. However, during cold winter months, coleus plants grown indoors may have trouble getting just enough light. Here is a list of some of the sun-loving varieties. Save money and fill your summer shade gardens with masses of beautiful begonias. Plant Coleus Seeds: Sow seed in cell packs or flats, use a sterilized soil-less mix. The techniques I’ve shared can be used for sowing and growing many smaller sized garden seeds from seed, through sprouts, to garden-sized plants. When it comes to growing coleus in containers indoors, a lack of light is usually not a problem. Our Garden Planner can produce a personalised calendar of when to sow, plant and harvest for your area. A packet of coleus seeds; Seed tray; Seed compost; Polythene bag; How to grow. Coleus plant care indoors: Provide bright indirect sunlight, temperatures of 65-75°F, and moderate to high humidity levels. I had seen some crazy lush hanging baskets and planters […] Rainbow Coleus plants are greatly used in gardens where the sun doesn’t shine often. Its seeds can start in the garden about 8-10 weeks before the date of their last frost. 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