Why Are My Poinsettia Leaves Turning Yellow. If the stems still look okay the plant may survive but the appearance of the plant may suffer. You can cut these off with no problem.
Given theyre usually kept indoors the culprit is more often than not too much water out of over-attentiveness to the plant. 10122015 Leaf drop in the poinsettia is a symptom of stress. Its a perennial problem that I thought would have been conquered by todays plant breeding techniques.
This is when the leaves split giving the foliage its distinct appearance.
Drafts and rapid changes in temperature can cause stress so move your poinsettia to a. By the same token over fertilization can burn the leaves yellowing them as well. In severe cases all bracts can be affected leading to decay of the entire top portion of the plant from Botrytis infection. A plants leaves can turn yellow for various reasons.