Signs to Watch For on Tea Ash Trees
Tea · Ash Tree Treatment · Step 2 of 5
Tea Fact Bank
County Lincoln County
EAB status county-quarantined
Population ~8,000 (2024 estimate)
Every fact cited
Canopy thinning, D-shaped exit holes, bark splitting over S-shaped tunnels, and increased woodpecker activity are the signs to know. Given the county’s quarantine status, don’t sit on two or more of these signs together — get an arborist assessment the same season.
Frequently Asked
01
Where do I report a suspected EAB tree in Tea?
South Dakota DANR's forest health program takes EAB sighting reports statewide, including for Lincoln County communities like Tea.