Q: What are these weird white things on my citrus trees? They don’t seem like they’re moving, but they sure do attract ants! A: Cottony cushion scale is a common pest of citrus, but can also infest ...

Many people have a potted citrus plant or two that they keep indoors during the winter and move outdoors for the summer. It may be one of those dwarf trees that produce full-sized fruit. Or it could ...

Q. What are these weird white things on my citrus trees? They don’t seem like they’re moving, but they sure do attract ants! Cottony cushion scale is a common pest of citrus, but can also infest other ...

Earlier this week, one of my neighbors told me that her Meyer lemon tree has had a bad infestation of scale insects for several years and that all of her attempts to eradicate the pests had failed. I ...

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 ...