The store will not work correctly when cookies are disabled.
JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.
Trees and Shrubs
Featured Articles
Next growing season, why not use some natural pest management? Any landscape, nursery, or greenhouse can contain a large number of beneficial insects and arachnids.
Walnuts and hickories produce the chemical juglone (5 hydroxy-1,4- napthoquinone), which is exuded from all parts of the plant.
Spotted Lanternfly, Lycorma delicatula, is a threat to Pennsylvania and the United States, and experts are still learning how to combat it.
By Gary W. Moorman, Ph.D.
Informational table showing disease name, symptoms, pathogen/cause, and management of Maple diseases.
By Gary W. Moorman, Ph.D.
Informational table showing disease name, symptoms, pathogen/cause, and management of Oak diseases.
By Tom Butzler, Vincent Cotrone
Integrating drones into pest management strategies, even at scales as small as a single tree, represents an evolution of agriculture and urban forestry.
By Margaret Hoffman, Ph.D.
Looking for another large native shrub that creates a woodland edge effect? One that adds interest to the landscape when no other plants are blooming?
By Margaret Hoffman, Ph.D.
This beautiful shrub is a lovely addition to an understory planting, shrub border, or even native landscape.
By Margaret Hoffman, Ph.D.
One of my favorite native trees from back in my forestry days is Carpinus caroliniana, or American hornbeam, blue beech, or musclewood.
By Gary W. Moorman, Ph.D.
Informational table showing disease name, symptoms, pathogen/cause, and management of Spruce diseases.
By Gary W. Moorman, Ph.D.
Informational table showing disease name, symptoms, pathogen/cause, and management of Boxwood diseases.
By Gary W. Moorman, Ph.D.
Certain diseases of trees weaken their structure and create a hazardous situation where serious damage could result from falling limbs or the toppling of the entire tree.
By William Elmendorf, Ph.D., Julianne Schieffer
Proper pruning of landscape trees improves their structural strength, maintains their health, enhances their beauty, and increases their value.
Mulches are materials placed over the soil surface to enhance landscape beauty, improve soil conditions, protect plants from foot traffic and lawn equipment, and suppress weeds.
This article explains hardiness and site requirements, landscape use, and characteristics of selected evergreen plants.
You May Also Be Interested In...
Articles
Pruning Landscape Trees Proper pruning of landscape trees improves their structural strength, maintains their health, enhances their beauty, and increases their value.
Articles
Spruce Diseases Informational table showing disease name, symptoms, pathogen/cause, and management of Spruce diseases.
Email address is required to login