The VCE-Prince William office located at the Sudley North Government Center is open for walk-ins. Our new Customer Service hours are from 8am-4pm Monday through Friday. Our business hours remain 8am-5pm Monday through Friday. Please consider making an appointment if you have specific needs or questions, or call ahead if you need assistance at [email protected] or phone 703-792-6289.
In person classes are postponed until further notice, but free, virtual classes are held each Wednesday at 11 am. To see the class schedule visit Horticulture Classes. To register and receive the link to the class contact the Extension Horticulture Help Desk at [email protected] or [email protected]
All classes as well as Teaching Garden tour videos can be found on our YouTube channel.
Staff and volunteers with the Prince William Cooperative Extension Environment and Natural Resources program provide educational programs for individuals and businesses to implement sound practices producing aesthetically pleasing landscapes that have minimal negative impacts on the environment. Programs include:
Giant Hogweed is an invasive plant that has been found in several Virginia localities. Read more about Giant Hogweed and its lookalikes below. For assistance with any weed identification contact the Extension Horticulture Help Desk.
Boxwood Blight was first discovered in Virginia in 2011 and many counties have had positive identifications of the disease since then. This disease poses a serious threat to Virginia's boxwoods. For more information on boxwood blight, please visit the Boxwood Blight Task Force page.
This 11-part video series covers topics important to preventing the spread of boxwood blight in Virginia, including symptoms of the disease, disease spread, and prevention measures. The videos are appropriate for homeowners as well as landscaping professionals who may encounter the boxwood blight in their work.
To view Virginia Cooperative Extension Fairfax Office's new video series on boxwood blight, please visit: YouTube video Series here!
The Spotted Lanternfly has been found north of Winchester in Virginia. This insect is a pest of grapes, peaches, hops, and apples. It is commonly associated with tree-of-heaven, Ailanthus altissima. It has the potential to be a serious pest of agriculture and home gardens in Virginia. A new Virginia Cooperative Extension publication on Spotted Lantern Fly can be found at: Spotted lantern fly ENTO-180NP 2018.pdf
If anyone has questions or believes they have found this insect, please report it with location and photos to this website: https://ask.extension.org/groups/1981/ask
Below are resources for identifying different stages of the Spotted Lanternfly's life cycle
Spotted Lanternfly prefers the Tree of Heaven, Ailanthis altissima. Learn how to identify Tree of Heaven and some of its look alikes.
Our Facebook page has daily articles and diagnostic information of interest to home gardeners. Search for VCE Prince William Master Gardeners
Virginia Cooperative Extension
Environment and Natural Resources
8033 Ashton Ave. Suite 105
Manassas VA 20109