Poinsettia makes for a colorful houseplant prized for its festive bloom and look. But you may not feel so festive when your poinsettia leaves start turning black. Your poinsettia leaves will likely turn black because of bacterial or fungal diseases, especially Alternaria leaf spots. They start as small black or brown spots, then expand and…
The Poinsettia (Euphorbia pulcherrima) is a gorgeous plant that has become ubiquitous with Christmas in many northern countries. They bring a bright splash of color at a time of year when many plants are not looking at their best. Unfortunately, they have developed a reputation for being difficult in that their leaves often turn yellow. …
Poinsettia leaves, which were so lovely when I first bought them, have begun to curl up at the edges. After that, the leaves wilt, curl and eventually fall off. I did some research and found out that you need to keep your room warm (not too cold) and dry. I’ll fill you in on the…