Tag: sooty mold

Fact Sheets: Insects | Stephen Brown | Lee County Extension

Insects     A Gallery of Florida Insects     Asian Citrus Psyllid    Bagworms on Palms     Banana Moth     Bark Psocid – coming soon     Black Thread Scale     Braconid Wasps     Brown Recluse Spider (pdf) – coming soon     Cactus Moth – coming soon     Chili… Read More

Q and A: I don’t know what disease accumulates on the leaves in the following picture. Would you please identify it and tell us what we should spray it with?

From Whitney, Naples Answer: The plant is Schefflera arbooricola. The black substance is sooty mold. Certain sucking insects, notably aphids, scales, and whiteflies, suck sugary sap from plants and excrete it as a substance known as honeydew. Sugary,… Read More