Weed Identification Photos in Maryland
… Maple Oriental Bittersweet Oriental Bittersweet Princess Tree Princess Tree Poison Ivy Poison Ivy Porcelainberry Porcelainberry Tree of Heaven Tree of Heaven Wineberry Wineberry Winter …
Forest Threats: Invasive Plants and Shrubs
… Plant Conservation Alliance's Alien Plant Working Group Tree of Heaven ( Ailanthus altissima ) Invasives in Your Woodland: Tree-of-heaven ( Branching Out, Vol. 29, no. 1 - Winter, …
Social Wasps: Yellowjackets, Hornets, and Paper Wasps
… wasps differ from solitary wasps by living in a community of a single nest housing dozens or thousands of members. The wasps in … Social wasps are beneficial insects: they prey on insect pests (caterpillars, flies, other wasps, beetle larvae, …
Invasives in your Woodland: Porcelain-berry (updated 2025)
… Porcelain-berry fruits. Photo by Leslie J. Mehrhoff, University of … into berries of a variety of colors. Beginning as white fruits, they turn yellow, lilac, green, or turquoise. Observing both the small flowers and the fruits will also aid in identification. Native grape flowers …
Invasives in Your Woodland: Chinese and Japanese Wisteria (Updated 2025)
… direction in which these invasive wisterias twine around a tree can be diagnostic. A Chinese Wisteria vine twines counterclockwise around a Princess tree in Calvert County, MD in 2018. Photo by Jim Brighton, … direction in which these invasive wisterias twine around a tree can be diagnostic. A Japanese Wisteria vine twines …
Poison Ivy
… is typically a deciduous woody vine that attaches itself to trees or other objects for support, but it can take on … to which they are attached. In some cases, it also can grow as an upright shrub without support. Shrub forms … in shrubs and groundcovers, making it difficult to spot. HOW TO IDENTIFY POISON IVY -- Learn how to recognize common …
Invasives in Your Woodland: Oriental Bittersweet (updated 2025)
… four inches in diameter. As it grows in spirals around a tree, the vine is able to girdle and kill the tree or break off its branches under its weight. If … and two to five inches in length. Oriental bittersweet’s fruits are round and yellow which split to reveal bright red …
Water Quality for Spraying Counts!
Branching Out - Fall 2023
… Stewards workshop and field trip, and about using the i-Tree app to create woodland assessments. One of our regular … "Invasives in Your Woodlands" looks at the white mulberry tree. And don't forget the events calendar and the Brain … of Delaware and Virginia. Learn more >> Using i-Tree for Landscape Tree Assessment John Hooven, UME Forest …
Oriental Bittersweet
… flowers are inconspicuous followed by green to yellow fruits that burst open to display orange-red seeds persisting …