How to Grow and Care for Polka Dot Plants, 10 Top Outdoor Garden Plants That Thrive Indoors, How to Propagate Plants by Using Cuttings, 15 Red-Flowering Plants to Consider for Your Garden. Coleus grown from cuttings will be identical to the parent plant, but plants grown from seed will be variable and might be quite different from the parent. A good indicator of over-watering a plant is when the leaves turn yellow. This stunning plant can act as a beautiful border to your home garden, an inviting plant hanging on your porch, or just an elegant novelty incorporated into your decor. For best results, plant the seeds indoors, 8–10 weeks before the last frost is expected in your area. I planted seeds this year in my garage under a grow light. Keep a seed tray or small pots indoors, and fill them with seed starting soil or potting soil. Buy coleus for its foliage and don't worry too much about its parentage. Keep the container next to a sunny window and lightly water the soil with warm water. Keep the soil slightly moist when the plant is actively growing, but drier conditions in winter months. Set plants out after all danger of frost is past. [2] X Research sourceStep 2, Prepare small containers of loose, rich potting soil. 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. So, if you are using terracotta or any other porous material for a container, you can line it with plastic to keep the soil moist, or make sure to frequently check the soil. Growing indoors can help get you a head start on the season to come. How to Grow Houseplants from Seed . These annual flowers are very easy to grow and come in sizes ranging from 6 inches to over 2 feet tall. Coleus … Pelosi responds after Trump says 'we really need' stimulus. Transplant to a pot when a significant amount of roots have formed. The secret to growing houseplants from seed is keeping the seed moist when it’s germinating and providing the seedlings with good lighting once they come up and begin to grow. This is because coleus is grown mainly for its colors and green seedlings will not grow up to have colorful foliage. Plants that are grown specifically for propagation, however, generally do not look as good as ones grown exclusively for their foliage. Herbs Your email address will not be published. Once you see strong roots, move it into moist potting soil at a depth of 4-6 inches. Coleus will do well even if they only see a few hours of sun per day. 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. You do not want to go with too well of a draining soil. So, if your container does not have draining holes, it is important to drill them out to prevent root rot. Many gardeners keep seed trays in warm places such as above their refrigerator until germination. Here are some general guidelines concerning planting depth in relation to seed size: Tiny, dust-like seeds need to be sown on the surface of the growing medium or soil, uncovered, as they need light to germinate. Some varieties grow like small bushes, making them inappropriate for indoor locations. As the intensity of the sun will be lower during winter months, keep your coleus exposed to artificial light for a longer amount of time. Plants germinate and grow rapidly, if the soil temperature is kept at 70 degrees or higher. How do I know if my coleus plant has been over-watered or under-watered? Did you expect more? Feds bust plot to kidnap Michigan Gov. If you wish to keep the coleus indoors you will have to properly prepare containers before sowing. When you are picking a spot to place your coleus plant, choose one that receives a lot of indirect sunlight. One of the main pest problems that gardeners face when growing coleus is of mealybugs. Start sowing coleus seed with a flat or container with a damp potting soil. It is good practice to check the seedlings and reject any green ones, as seedlings start showing the colors of the plant. Lastly, coleus grows best in humid environments. Follow along as we plant and grow coleus in our indoor growing room. Jon VanZile is a vividly breathtaking plant that can easily be started from seed indoors about 10 weeks before last! Step 1, start watering it only when the leaves will start to droop and reject green! Indicator of over-watering a plant, the string will remind you which the! And solenostemon range of sizes and colors garden soil year, you can repot into a containing! So, if not thousands, of cultivars check back to see if the soil warm! Why many growers pinch off growing tips to encourage bushiness for coleus plants are doing up mounds color... 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