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 ...

With the arrival of March, we are full of great ideas and optimism for the upcoming season. True gardeners know that, despite all of the plans we can make, there will be challenges along the way.

DENVER — The five main insects that may be bothering your plants are whiteflies, aphids, mealybugs, spider mites and scale. All of these are sucking insects, rather than chewing ones. They're the ...