Systemic insecticides that target insect pests, including potato beetles and diamondback moths, may not work as well during the drought and other climate changes, warns UC Davis agricultural ...

On November 24, 2023, the U.S. Environmental Protection Agency (EPA) announced that it is accepting comments on a petition for rulemaking submitted by the Public Employees for Environmental ...

My friend Roni and I were discussing an upcoming heavy pruning on her pine trees, which are growing into power lines. She said she was planning on using a systemic insecticide containing imidacloprid ...

Systemic insecticides for spotted lanternflies can harm pollinators. Physically remove spotted lanternfly egg masses before they hatch, around April 21. Editor’s note: Throughout the growing season, ...

Systemic insecticide will kill camellia tea scale insects, but their tiny carcasses will not automatically drop off old leaves. (Special to the Democrat-Gazette) Q: Something appears to be wrong with ...

Question: Several of my perennials and tree's leaves in my backyard get leaf miners every year. I've tried many insecticides (the latest was Sevin powder) already, but they don't work. Is there ...

Dear Neil: Our Texas mountain laurels get worms on them in May each year. The caterpillars devour the leaves. What are they, and what should we do to stop them? Also, what are the finger-like things ...

Q: Something appears to be wrong with my camellias. The upper surface of the leaves looks kind of blotchy and yellow, and there are white and brown specks on the underside. It has a lot of flower buds ...