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Carpenter Ants in Old Willow: Don't Cut Roots, Bait Ants

Root Cutting Kills Trees; Ants Are Secondary

Surface roots are structural—cutting them destabilizes and starves the tree. Carpenter ants nest in existing decay; they don't cause it.

Ant Control If Invading House

  • Dust insecticide (Sevin, rotenone) into nest cavity.
  • Or bait trails with Terro/boric acid sugar water.
  • Retreat annually if needed.

Tree Health

Top ⅔ dead suggests advanced decline (drought, age, decay). Consult arborist for risk assessment. Fertilize/water to prolong life.

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