Wild turkeys

Seasonal Planning, Protection and Control

Check this seasonal guide to know what to expect for habitat management and protection: information now available for Spring 2018 invasive pest management.

Spring Pests

Gypsy Moth:

  • March to June – inject bark or soil with systemic insecticide.
  • First leaf to late May  – use Bacillus thuringiensis (Bt).
  • June to July pupae – use insecticides.
  • Mechanical method all year, capture and terminate life.

Emerald Ash Borer:

  • Treat before tree the has 1/3 damage and prune dead limbs.
  • February to November – inject systemic insecticide for control.
  • No good contact insecticides.

Hemlock Wooly Adelgid:

  • Inject systemic treatments for the entire year of control and supplement with spraying to eliminate pest.
  • Mid April to June – while nymph and adult is active, spray insecticide.
  • July to March – while nymph and adult is active, spray insecticide.
  • Beetle carnivores are slow and have mixed results.
  • Mechanical are destructive to the tree.

Spotted Lantern Fly:

  • May to December – treat with systemic insecticide and contact insecticide.
  • Mechanical methods have limited effect on large populations.
  • Select capture trees such as Tree of Heaven (Ailanthus).