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 ...

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 ...

(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 ...

Purdue Landscape Report: Mites are eight-legged arthropods who pierce plant cells to feed on them. Plants that are attacked by mites lose their green color and appear somewhat bronzed. Spider mites ...

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 ...

Key Points Fungal diseases may lead to holes, usually after an initial discoloration of leaf tissue.Spider mites, aphids, and ...

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, ...

Please provide your email address to receive an email when new articles are posted on . Greenhouse workers experienced high levels of sensitization to insects and mites used for biological pest ...

Researchers believe that they have pinpointed the cause of a history-making recent honey bee die-off, and what they found casts a gloomy outlook for the important insects. Per a study released last ...