CountyCumberland County
RegionSouthern Maine
EAB quarantineEntire county
Hemlock woolly adelgidEstablished
Tree Medics protects trees for homeowners, businesses and municipalities in Cape Elizabeth and across Cumberland County. We diagnose tree problems and treat the insects and diseases threatening Southern Maine’s trees, from emerald ash borer to browntail moth.
What’s threatening trees in Cape Elizabeth
Emerald ash borerAll of Cumberland County is inside Maine’s emerald ash borer quarantine.[1] In 2026, ash dieback and mortality were reported throughout southern Maine.[2]
Hemlock woolly adelgidAs of December 2024, the Maine Forest Service lists it as established in Cape Elizabeth.[3]
Browntail mothFound in all 16 Maine counties, and its toxic hairs stay in the environment for up to three years.[4] In 2026, Maine CDC reported higher browntail moth populations in parts of Cumberland County, along with parts of Androscoggin, Hancock and Oxford counties, even as populations statewide have been steadily decreasing over the past couple of years.[5] The Maine Forest Service’s 2026 aerial survey found localized defoliation mainly along the western shores of Sebago Lake.[2]
Beech leaf diseaseNow found in all 16 Maine counties.[6]
About Cape Elizabeth’s trees
Local landscapeCape Elizabeth is a Cumberland County town with a 2020 Census population of 9,535 and a land area of about 14.9 square miles.[7]
Emerald ash borerThe Town of Cape Elizabeth reports that emerald ash borer was found in town in 2023.[8]
Emerald ash borerThe town’s Fall/Winter 2024 tree alert calls emerald ash borer the top tree threat in Cape Elizabeth and says it has been found across town.[9]
Hemlock woolly adelgidCape Elizabeth reports that biological control agents for hemlock woolly adelgid were released at Winnicks Woods in 2023, as eastern hemlocks in neighborhoods and town woodlands face a serious threat.[10]
Beech leaf diseaseAs of fall 2024, beech leaf disease had not been confirmed in Cape Elizabeth, and the town asked residents to report possible sightings.[11]
Community treesCape Elizabeth’s Public Works tree warden issues local tree and invasive insect reports, and the town has run a multi-year effort against winter moth using tree banding, treatments and biological controls.[12]
Tree care services in Cape Elizabeth
Emerald Ash Borer
Trunk injections that protect ash trees from emerald ash borer.
Emerald Ash Borer in Cape Elizabeth
Hemlock Woolly Adelgid
Systemic treatment to keep hemlocks healthy.
Hemlock Woolly Adelgid in Cape Elizabeth
Browntail Moth
Web clipping, injection and treatment for browntail moth.
Browntail Moth in Cape Elizabeth
Tree Health Assessments
Find out what’s wrong with a tree and what to do about it.
About tree health assessmentsBrowntail moth season starts in your trees right now.
From October to March, young browntail moth caterpillars overwinter in silk webs at the tips of branches. The Maine Forest Service recommends clipping and destroying webs within reach between mid-December and early April.[13] Browntail moth help in Cape Elizabeth.
A year of tree care in Cape Elizabeth
- WinterClip browntail moth webs, assess trees while branches are bare, and plan spring treatments.
- SpringTrunk injections for ash trees after leaf-out, and browntail moth treatment before caterpillars feed.
- SummerWatch for thinning crowns on ash and early leaf drop. Check beech leaves for dark bands between the veins.
- FallLook for white woolly masses on hemlock twigs, and spot new browntail webs once leaves drop.
Nearby towns we serve
Sources
- Maine Forest Service: EAB found in seven more Maine towns, with York and Cumberland counties under quarantine (2020)
- Maine Forest Service: Forest & shade tree conditions, August 2026
- Maine Forest Service: Hemlock woolly adelgid overview and distribution
- Maine CDC & Maine Forest Service: Browntail moth hairs pose risk during spring outdoor activities
- Maine CDC Health Advisory: Browntail moth (May 2026)
- Maine Forest Service: Forest & shade tree conditions, September 2026
- U.S. Census Bureau: QuickFacts, Cape Elizabeth town, Cumberland County, Maine (2020 Census)
- Town of Cape Elizabeth: Tree Alerts – Updated Report on Local Trees and Invasive Insect Threats
- Town of Cape Elizabeth: Tree Alerts for Fall/Winter 2024 (2024)
- Town of Cape Elizabeth: Tree Alerts for Fall/Winter 2024 (2024)
- Town of Cape Elizabeth: Tree Alerts for Fall/Winter 2024 (2024)
- Town of Cape Elizabeth: Tree Alerts – Updated Report on Local Trees and Invasive Insect Threats
- Maine Forest Service: Browntail moth management overview