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 ...

Last week I wrote about soft versus armored scale insects. Soft scales exude honeydew, are protected by ants and can be ...

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 ...

SHREVEPORT, La. - Viburnum, a staple in many Louisiana landscapes, has been suffering from a common but alarming affliction. Homeowners may notice a black, waxy buildup covering their plants, sparking ...

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 ...

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 ...

Q: Why are the trunks of my crape myrtles turning black? They look rather unsightly. Mine aren't the only ones doing this -- many in our neighborhood look the same. Is it a disease? Is it going to ...

Q: This is a picture of our dogwood tree with white growths on it. Your help is appreciated. A: Your dogwood tree has a healthy case of scale insects. Scale insects attach themselves to the host plant ...

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 ...

Crape myrtles, an ornamental tree popular in landscapes throughout the state of Delaware, are prized for their beauty, exfoliating bark in shades of silver and cinnamon, and long-lasting flowers in a ...