Here’s how to protect your plants from these insects.

Most of the time these synthetic auxins are quite safe, but with high air temperatures, say over 85 to 90 degrees, they can volatilize into a gas. The 2,4-D volatilized vapor rises into the air ...

Q: I’m hoping you might be able to identify the problem with my tomatoes. The leaves are curling on four of my seven plants. Two are Celebrity and two are Jet Star. The other three are fine ...