Q: My Italian cypress had spider mites, so I sprayed the trees with an insecticide about six weeks ago. Nearby Italian cypress trees are also full of spider mites. I was going to spray them with an ...

Spider mites are stubborn pests that can feed on your houseplant's tissue and sap. They thrive in warm, dry environments with low humidity levels. To eradicate spider mites, quarantine your plant and ...

Q: I have a line of 8-foot-tall arborvitae that I've had to have sprayed the last few years for mites. This is getting pretty expensive. Are there any other options? I also have kids and a dog and ...

The Environmental Protection Agency has proposed registering a new type of insecticide to control Varroa mites, a parasite that has plagued honey bees for decades. Massachusetts-based GreenLight ...

Clover Mites and How to Control and Prevent Them ...

Scientists believe massive honey bee die-offs were caused by alarmingly high levels of viral infections from parasitic Varroa mites — the tiny arachnids had genetic resistance to the most common ...

(Beyond Pesticides, August 21, 2025) The presence of Varroa mites in combination with the neonicotinoid insecticide imidacloprid increases the risk of bee mortality and disrupts the larval gut ...

This sounds to me like your witch hazels have galls. Insect and mite galls are common on trees and shrubs throughout the Chicago area and are generally nothing to be concerned about. Leaf galls rarely ...

A gall is an abnormal growth or swelling of a plant caused by hormones released from insects, mites, bacteria, or nematodes. They can appear on any part of the plant with vast variation in morphology, ...