Q. I have grown tomatoes since I was a child but have never seen this — big, green, menacing caterpillars that are defoliating my plants and leaving black poop all over the deck. I looked them up on ...

Q. I take exception to your recommendation on the use of Sevin in your column Jan. 13. While you are correct in recommending the use of any pesticide at dusk to minimize the exposure to bees, the use ...

It’s evident from the calls I’ve received this week that home gardeners are having problems with aphids or “plant lice” on their young tomato plants. While Sevin dust generally doesn’t kill aphids, ...

Q: Tiny black insects are making lace out of the leaves of my Yellow Bells. I spray with Sevin twice a day but it has had no effect. A: The tiny black insects are actually the frass (aka poop) from ...

A few questions that I have been asked recently: What is a good all-purpose insecticide besides Sevin? Sevin is great on turf because it kills both above ground (ants, ticks, chinch bugs, sod webworms ...

I didn't know what a Japanese beetle was until we moved to Iowa from Kansas five years ago. I started out with the bag-a-bug and caught a ton of them and decided later that I was luring them in from ...

I took a look at my snap bean seedling recently and noticed the dreaded bean leaf beetle, a yellow-to-red beetle with black spots and a black band around the outer edge of the body. The adults feed on ...

A fellow gardener had a question concerning insect dust in the garden. “I use it, but the insects just keep coming. Isn’t it effective?” Yes, it is … and yes, they will! Most insect products affect ...