poinsettia stems turning black

\u00a9 2020 wikiHow, Inc. All rights reserved. Be careful not to overwater your poinsettia. It is characterized by a single female flower, without petals and usually without sepals, surrounded by individual male flowers all enclosed in a cup-shaped structure called a cyathium. Poinsettia is a succulent native to Mexico. You can also use a rooting hormone and try your hand at propagation. The lovely poinsettia is a symbol of holiday cheer and a Mexican native. The best time to apply fertilizer is soon after watering, while the soil is still moist. If possible, check the soil before buying. Blight can come early in the planting year or much later, depending upon the type of fungus. Soggy soil can lead to root rot and other complications that can easily kill the plant. Two species of Phytophthora cause root, crown, leaf, flower and bract blight. Each wing has a “Y-shaped” vein. Get the Metallic White Poinsettia on Wire Stems by Ashland® at Michaels. Plant leaves turn black for a number of reasons, including environmental factors and bacterial infections. Infections on crowns and stems occur as purple black lesions that enlarge rapidly. 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