Scale insects are one of the most common and tenacious pest of ornamental plants. “Scales are tiny insects that appear rounded and flat with a waxy coating, like a little shield,” says Alejandro ...

Scale insects can be difficult to identify. At a first glance, they look like small bumps on the stems of leaves of your plants, making them easy to mistake as part of the plant itself. But beneath ...

DEAR JESSICA: I have a gardenia plant that I am attempting to overwinter indoors, but it has developed a white substance on the leaves. I also noticed quite a few ants nearby. I’m not sure what this ...

From fungus gnats to mealybugs, here’s what’s bugging your plants—and how to treat minor issues and major infestations. Reviewed by Joseph Tychonievich Whether you grow a couple of African violets, ...

I was asked about scale damage to trees. Scales, relatives of aphids and whiteflies, suck plant juices out of many types of plants. Soft scales exude a sticky residue called honeydew that drips all ...

As I mentioned in my last column about hibiscus, many pests can feed on hibiscus making this a very high maintenance choice ...