Q: Everything under one of my large potted plants on the patio is turning black. What isn’t black is sticky. What is wrong with this plant? A: From the pictures you sent me, we know that the black ...

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 ...

Here’s how to get rid of scale insects on indoor and outdoor plants. Scale insects are one of the most common and tenacious pest of ornamental plants. “Scales are tiny insects that appear rounded and ...

Scale insects can infest and damage many of the plants we grow in our landscapes and indoors. They feed on the sap of plants, and a large enough population can weaken a plant, damage it or even kill ...

Garden staff are finding more scale insects and aphids than in past years. A major infestation of lecanium scale was recently found on a large planting of bald cypress at the Garden. The population of ...

I was asked about scale damage to trees. Scales, relatives of aphids and whiteflies, suck plant juices out of many types of ...

Spots on the leaves of plants in the home landscape can be an indication of a hazardous condition for commonly used shrubs. Armored scale is a class of insect pest found on many plants used in Leon ...

Scale insects (Hemiptera: Coccoidea) comprise a diverse assemblage of sedentary sap-feeding insects that exhibit remarkable morphological and ecological variation. Taxonomically they are divided into ...

We enjoy magnolia trees for their beautiful early spring flowers, but in summer they sometimes get downright ugly. Gardeners may notice a fuzzy black coating on branches or a sticky glaze that ...

Whether we see them or not, insects have a constant presence in our lives. From pollinating the fruits and vegetables we eat and helping cure diseases through DNA research, to pests we find in our ...