As you spend winter plowing streets, salting sidewalks or just enjoying the wintery weather, have you noticed some trees hang on to their leaves after all the other have colored up and fallen to the ground?
This winter the Penn State Extension Green Industry Team will be offering the Green Industry Winter Updates Series.
Poinsettia plants have been grown and used as a holiday decoration for a considerable period of time.
V. nudum ‘Winterthur’ is well adapted to most of the mid-Atlantic region and southern US, and performs well in a variety of conditions.
Last winter was a cold one throughout Pennsylvania. Countless poorly planted, stressed or marginally hardy (Leyland cypress I am looking at you!) trees and shrubs experienced severe winter injury.
Lacebark pine, Pinus bungeana, is native to eastern and central China. It is commonly grown on the grounds of Buddhist temples. This attractive conifer has stiff, bright green needles in bundles of three.
Prostrate knotweed (Polygonum aviculare) is a summer annual.
Harrisburg – Agricultural businesses and pesticide applicators in 18 counties can dispose of unwanted pesticides safely and easily in 2015 through the Pennsylvania Department of Agriculture’s CHEMSWEEP program.
Poison-ivy (Toxicodendron radicans) is a native woody, perennial vine. Though it doesn’t pose the problem in terms of nutrient and water competition that a majority of other common weed species do, it has its own significant pest quality.
Earlier this year, I wrote about the attributes and usage of Devil’s Walking Stick in the landscape. The common name is pretty descriptive but it may not be the best name to assist in marketing to gardeners.
Spotted Lanternfly, Lycorma delicatula, is a new threat to Pennsylvania and the United States. Experts are still learning about this threat to agriculture in Pennsylvania and the United States and how to combat it.
Spotted Lanternfly, Lycorma delicatula, is a new threat to Pennsylvania and the United States. It lays egg masses of 30-50 eggs wherever there's a flat surface -- meaning that many home items easily transported can pack this pest and help it spread quickly.
On Sept. 22, 2014, the Pennsylvania Department of Agriculture, in cooperation with the Pennsylvania Game Commission, confirmed the presence the Spotted Lanternfly (Lycorma delicatula, (WHITE)) in Berks County, as part of its responsibility to identify plants/weeds, insects and mites, nematodes, fungi, bacteria and viruses that impact Pennsylvania’s natural resources, flora and economy. On Nov. 1, 2014, the Commonwealth announced a quarantine with the intent to restrict the movement of this pest.
The core exam for public and commercial pesticide applicators has been closed book for quite some time, while the category exams remained open book.
David Sanford, associate professor of horticulture, was recently honored for 25 years of service to Penn State Berks. During that time, he has seen many changes at the campus but the one thing that has not changed is his love for teaching.
There are a number of rust diseases that affect turfgrasses. A few of the more common rusts that occur on cool-season grasses include stem, stripe, crown, and leaf rust. Although there are differences among these diseases with respect to the symptoms and portion of the plant affected, they generally occur under the same environmental conditions.
Who doesn't like trees in the yard? Not only do they add beauty to a home landscape but they benefit us in many ways.
If you use pesticides on the job, you have probably wondered what chemicals were in the products and how they could affect your health.
Shepherd's purse (Capsella bursa-pastoris) is a winter annual.
During my 26-year tenure in the Department of Entomology at the Pennsylvania State University, I’ve often had magnolia or tuliptree branch samples with soft scales submitted for diagnosis late in the growing season. The question most often asked by the individual submitting the sample has been, “Which soft scale insect species is present on this sample?”