Scale insects can infest and damage many of the plants we grow in our landscapes and indoors. They feed on the sap of plants, and a large enough population can weaken a plant, damage it or even kill ...

Are your plant leaves speckled or covered with a black residue? Do plant stems have unusual bumps that resemble warts? Scale insects could be the culprit, so inspect leaves and stems carefully to see ...

Q: Everything under one of my large potted plants on the patio is turning black. What isn’t black is sticky. What is wrong with this plant? A: From the pictures you sent me, we know that the black ...

The white spots appear to be a type of scale insect, a sap-sucking pest. They are quite difficult to control at this stage, and early detection and management is often most effective. Spray your plant ...