The following are Japanese beetle insecticide questions from the spring garden seminar March 3. Q: I saw in a catalog there was a new organic insecticide for Japanese beetles, called BT Plus or ...

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 ...

First Durspan, now Diazinon. Diazinon is practically a household name for gardeners and homeowners. After studies linked Diazinon to low birth weight children, the U.S. Environmental Protection Agency ...

Have you been frustrated by insects and diseases in your gardens and landscape? We admit to some confusion as we’ve tried to navigate the baffling array of garden remedies available today. Many folks ...

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: I know you don't favor Sevin insecticide, but it did a really good job of controlling June beetles that were stripping the leaves off my bur oak tree a couple of years ago. All the damage ...

Here are few questions sent into me via fax: What is a good all purpose insecticide besides Sevin? Sevin is great on turf because it kills above ground (ants, ticks, chinch bugs, sod webworms, ...

Dear Dr. Dirt: Every July I get cicada killer wasps in my yard. They dig up huge mounds of dirt in my grass, which is unsightly. Nothing seems to kill the wasps. They burrow back under ground in ...

Two streams partially contained within a 2,400 acre area subjected to aerial spraying with insecticide Sevin showed 54.2 and 62.8% reductions in the standing crop of aquatic insects eight days after ...