Shrub Insects

Be on the lookout for a new pest of boxwoods. Box tree moth caterpillars chew the leaves of boxwood plants and can cause complete defoliation. Boxwoods are their only host plant. This pest has been found in several US states, but it is not in Maryland yet (as of August 2024). If you find it, please report it to us.

Just like armored scales, soft scales are sucking insects of a wide variety of plants that can be challenging to control.

List and descriptions of common rose problems

Psyllid insects produce a fluffy white waxy substance on boxwood plants. Leaves at the end of branches may appear cupped and distorted.

White Prunicola Scale (Pseudaulacaspis prunicola) is a non-native type of armored scale insect that can be difficult to manage.

Cherry laurel shrubs are widely grown evergreens but are vulnerable to several problems. Shrubs can be damaged by pest and disease issues as well as stress from their environment. Learn how to care for these shrubs and manage conditions that cause damage.

There are many scale insects that feed on plants. They are often overlooked because they are immobile but they can cause serious damage to all types of plants.