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Updated: September 7, 2021
How Do You Decide When to Remove a Tree?
Factors to consider when removing a tree.
Updated: September 16, 2021
Reducing Lawns - Case Studies
View several examples of portions of lawns being replaced with climate-friendly plants and landscaping.
Updated: September 8, 2021
Azaleas and Rhododendrons: Identify and Manage Problems
List of azalea and rhododendron diseases, insect pests, and abiotic problems.
Updated: September 2, 2021
What's Wrong with my Colorado Blue Spruce Tree?
Dr. Dave Clement, University of Maryland Extension Plant Pathologist, explains two common diseases of this popular evergreen tree.
Updated: September 1, 2021
Overwintering Tropical Plants
With some care, tropical plants can be overwintered to be used again in the next growing season.
Updated: August 25, 2021
Boxwood: Growing and Diagnosing Common Problems
Diagnose, manage, and prevent common boxwood problems
Updated: August 23, 2021
Insect Pests of Azaleas and Rhododendrons
Lace bug, black vine weevil, borers, caterpillars, leafminer, scale, and whitefly insects are the major insects on azaleas and rhododendrons.
Updated: August 20, 2021
Guide to Pruning Hydrangeas
Prune hydrangeas at the right time to ensure flowers.
Updated: August 11, 2021
Why Oak Trees are Declining or Dying
Oak trees are declining for a variety of reasons.
Updated: August 10, 2021
Pruning Tree and Shrub Basics
The basics of pruning trees and shrubs