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Tree Insects
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Updated: March 23, 2023
Crapemyrtle Bark Scale - A New Problem for Home Landscapes
Crapemyrtle bark scale (Acanthococcus lagerstroemiae) is a non-native type of soft scale insect that can be difficult to manage.
Updated: February 24, 2023
IPM - Prevent, Identify, and Manage Plant Problems
How to ID, prevent, and manage plant problems in Maryland using IPM
Updated: March 14, 2024
Eastern Tent Caterpillars and Forest Tent Caterpillars on Trees
Ubiquitous webs connecting tree branches in spring are usually the work of Eastern tent caterpillars or forest tent caterpillars.
Updated: February 8, 2024
Introduction to Scale Insects
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.
Updated: September 18, 2023
Spider Mites on Trees and Shrubs
Webbing on plants with stippled damage on foliage may indicate a spider mite infestation.
Updated: September 15, 2023
Armored Scale - Trees and Shrubs
Armored scale insects are a large group of sucking insects that can be tricky to find, identify, and manage.
Updated: August 24, 2023
Leafminers on Ornamental Plants
Leafminers feed between the upper and lower surfaces of a leaf.
Updated: June 8, 2023
Why Oak Trees are Declining or Dying
Oak trees are declining for a variety of reasons.
Updated: May 22, 2023
Bagworms on Trees and Shrubs
Needled evergreens are the preferred host of bagworms but don't be surprised to see the bags on the branches of shade trees.
Updated: May 18, 2023
How Do You Decide When to Remove a Tree?
Factors to consider when removing a tree.
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