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  • Non-native Invasive Honeysuckles

    … honeysuckle growing in the partial shade of a larger tree. Photo: Richard Gardner, Bugwood.org Tatarian …

  • Calico Scale

    … and honeylocust ( Gleditsia ) Flowering trees, including dogwood ( Cornus ), star magnolia ( Magnolia stellata ), … days, which is generally: After the peak flowering of Virginia spiderwort ( Tradescantia virginiana ) Before the …

  • Spotted Lanternfly in Home Gardens

    … it was first found in Cecil County in October 2018. This pest does not bite or sting . Spotted lanternfly has … email to DontBug.MD@maryland.gov, or call (410) 841-5920. Control information can be found at the bottom of this page. … Considerations Spotted lanternfly is  mainly a nuisance pest  in residential gardens and landscapes and has …

  • 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

    Poison ivy (Toxicodendron radicans). Photo: Ginny Williams … is typically a deciduous woody vine that attaches itself to trees or other objects for support, but it can take on … 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 …

  • Invasives in Your Woodland: English Ivy

    … English ivy foliage climbing pine tree in September. Photo by Chuck Bargeron, University of … into salt marshes and field edges. The vines climb up tree trunks to envelop branches and twigs, blocking sunlight … sprout in a new environment. To remove English ivy from a tree, remove the leaves and the smaller vines to expose the …