Poinsettias are only hardy in USDA zones 10-12, but will tolerate a VERY light frost. Poinsettias are very nice plants to grow in the winter months specially in December. 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After your poinsettia drops its leaves, cut the stems back to 4 to 6 inches high and let it go somewhat dry between waterings. Caring for outdoor poinsettia plants is not very time consuming or intricate. In one of the best cases of return on investment, Mike Doehl turned a $5 poinsettia bought at a Montreal store three years ago into a looming giant. The Spruce uses cookies to provide you with a great user experience. For more information about poinsettia plants outdoors, read on. Can poinsettias grow outdoors? Dropping the temperature to about 60 F at night will not hurt the plant. The bright bracts are designed to attract insects to the tiny yellow flowers in their centers. It derives its common English name from Joel Roberts Poinsett, the first United State… You can start planting poinsettia outdoors after all chance of frost has passed. Besides the traditional red, you will find different colors to enjoy, including cream, yellow, and pink. Poinsettia plants outdoors tend to grow tall and leggy. Once all of the leaves have died back, prune the bushes back to two buds and keep it in a bright location. Don’t transplant poinsettia plants … This range includes coastal areas of the Pacific Northwest, large swaths of California, southern Texas, and some areas of the Gulf Coast, as well as parts of … Lack of humidity during dry seasons, in particular, winter, is an ongoing houseplant problem. Depending on your climate, poinsettias tend to due better outside than in, so grow them outside where they get partial shade in the afternoon. Sign up for our newsletter. Poinsettias grow best in well-lit areas, but direct sun or hot lights can dry out the plants. Research has proven that the poinsettia is not lethal to humans or pets unless eaten in extremely large amounts. Many people buy poinsettia plants to decorate for Christmas and aren't sure how to care for them when the red leaves fall away. To keep the poinsettia in bloom as long as possible, maintain a temperature of 65 to 75 F during the day. Think of milkweed, another common Euphorbia. A loose, well-draining peat-based potting soil is best for your poinsettia. Re-pot your plant in June and place it outside in indirect sunlight, and now is the time to fertilise your poinsettia again with a mixture of half recommended strength. Make sure to water the poinsettia whenever the surface of the soil feels dry. The poinsettia is not a poisonous plant. Julie Thompson-Adolf is a master gardener and author with 13+ years of experience with year-round organic gardening, seed starting and saving, growing heirloom plants, perennials, and annuals, and sustainable and urban farming. If it’s your potted holiday plant that makes you ask about planting poinsettia outdoors, you have to start treating the plant well from the moment it arrives. Feed every three to four weeks. Look for these varieties: For years, poinsettias have had the bad reputation of being poisonous. Water your potted poinsettia when the soil starts getting dry and place it in a sunny location in your home, protected from air currents. Give them enough sun, warmth, and water and your poinsettia will provide perfect seasonal color. Keep your Poinsettia plant near a sunny window where it will have the most available sunlight. Be careful when transporting poinsettias from the shop to your home in the winter, as the cold outdoor temperatures can damage the foliage. If you live in U.S. Department of Agriculture plant hardiness zones 10 through 12, you can begin planting poinsettia outdoors. The poinsettia is a tropical plant native to Mexico. Therefore, while growing a poinsettia outdoors may be an easy task in some tropical and semi-tropical areas, making it turn color can … It is particularly well known for its red and green foliage and is widely used in Christmas floral displays. If you are going to try to re-bloom the plant, keep it in its pot and pinch new growth during the summer to keep the plant compact and contained. Prep Your Poinsettia for Outdoors Once the holidays are over, turn your attention to poinsettia plant care that prepares the plant for its move outdoors. If your home is dry during the winter months, a humidifier or plant mister can help your plant stay hydrated. Keep it in a partially shaded location and maintain your watering and fertilizing schedule. Introducing "One Thing": A New Video Series. Indigenous to Mexico and Central America, the poinsettia was first described by Europeans in 1834. This will be within survivable poinsettia growing zones. In the right climate and with the right planting location and care, these bright Christmas favorites can shoot up to 10-foot (3 m.) shrubs in rapid order. Water your poinsettia when the surface of the soil is dry to the touch. 2 Be realistic about the plant's appearance. 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