Tag Archive: Tree Health

Field Notes

Fighting Bugs with Bugs

December 9, 2022 - By Cory Swift-Turner, Communications Specialist Eastern hemlock (Tsuga canadensis) is a coniferous tree that favors the cool and humid climate along the Appalachian Mountains. Hemlocks can grow more than 150 feet tall and live for more than 800 years. Their short, dense needles provide excellent habitat for many kinds of wildlife, from warblers to bobcats. Unfortunately, healthy hemlocks are becoming increasingly rare. In the early 1950s, an invasive insect called... Read More

Field Notes

Don’t Judge a Tree by Its Color

August 25, 2022 - A Brief Guide to Late Summer Tree Pests By Amanda Conrad, VDOF Forest Health Technician As the summer heat fades and autumn looms right around the corner, you may notice some changes to leaves that have nothing to do with the seasons. Late summer provides a unique setting for forest and tree pests that go mostly unnoticed until this time of year. One such pest, the fall webworm (Hyphantria cunea),... Read More

Stories

NASF Centennial Challenge

January 3, 2020 - The Virginia Department of Forestry (VDOF) is excited to participate in the Centennial Challenge put forth by the National Association of State Foresters (NASF) in 2020. Below is the campaign announcement from NASF: “The National Association of State Foresters is celebrating its 100th anniversary in 2020 with a Centennial Challenge campaign, honoring both the work of the association in providing a unified voice for state and private forestry in the... Read More

Field Notes

Field Notes: What’s in the Woods Today? March 18 2019

April 11, 2019 - By Area Forester Lisa Deaton Parasitic Plants American or eastern mistletoe, Phoradendrum leucarpum, is a common parasite of oaks and maples in the Coastal Plain of Virginia. Birds carry the sticky white mistletoe seeds from tree to tree.  The seeds sprout and their roots grow into the host tree to extract water and nutrients. In our eastern deciduous forests, winter provides a clearer view into the woods.  The deciduous leaves... Read More

Field Notes

Field Notes: Pine Yellows

December 17, 2018 - by Senior Area Forester Joe Rosetti Every year, about 4-8 weeks after the deciduous trees lose their leaves, the pines of Virginia display a condition we will call Pine Yellows.  Pine Yellows is characterized by about half of the needles on the seemingly healthy trees turning yellow, then after 1-2 weeks falling off.  The trees do not display any other signs of disease or insect damage, and except for the... Read More