Hornets in New Hampshire

European hornet ID: a large brown-and-yellow hornet that flies at night and bumps lit windows. NH's only true hornet — quick ID, then the full guide.

Hornet nests are a professional job. Here is exactly what that involves: identification, full gear, correct timing, and targeted application.

Colonies peak in size, food gets scarce, and the colony is defending irreplaceable new queens — all at once, which is why late-summer removal is the hardest.

Enclosed gray football vs open umbrella comb vs a hidden wall void — three silhouettes tell the whole story. Which nest is which, and which one needs a NH pro.

Every hornet is a wasp. NH's only true hornet is the European hornet; the bald-faced hornet is really a yellowjacket. NH comparison table and 4-question quiz.

Bald-faced hornets aren't drawn in by anything unusual — they need a safe nest anchor and insects to hunt. A tree branch, eave, or wall gives them both.

European hornets nest in hidden wall voids and forage at night, unlike most stinging insects. That combination makes DIY nest removal a genuine pro job.

Dish soap won't safely take down a wasp nest. Honest, safety-first guidance on natural stinging insect control — and exactly when to stop and call a pro.

Only a small, exposed, early-season paper wasp nest is safe to remove yourself, and only at night. Honest, sourced guidance on when to DIY vs. call a pro.

Every wasp nest starts from one queen each spring. Seal soffit and eave voids in late winter, and cut summer food sources — the sourced NH prevention checklist.

Fast-knockdown aerosols kill wasp nests at night, but wall-void colonies, tall nests, and sting allergies are pro-only. See the safe, legal DIY steps for NH.