Toxic Trees for Pets

Common yard and neighborhood trees that pose risks to pets.

10 articles

Feb 7, 2026 7 min read

Black walnut trees produce nuts and hulls that are toxic to dogs. If you have one in your yard, here's what you need to watch for.

Jan 24, 2026 6 min read

Acorns contain tannins that can cause kidney damage and gastrointestinal distress in dogs. Fall cleanup matters more than you think.

Jan 10, 2026 6 min read

Nearly every part of the yew tree is lethal to pets. A single mouthful of needles can cause fatal cardiac arrest in dogs and cats.

Dec 27, 2025 7 min read

Cherry trees contain cyanogenic glycosides in their pits, bark, and wilting leaves. Here's how to manage the risk if one grows nearby.

Dec 13, 2025 5 min read

Pine needles, sap, and tree water all present potential hazards for pets during the holiday season. Take these precautions.

Nov 29, 2025 5 min read

Chinaberry trees produce attractive berries that are highly toxic to dogs, cats, and other animals. Know the signs of poisoning.

Nov 15, 2025 5 min read

Not all chestnuts are created equal. Horse chestnuts (conkers) are toxic while sweet chestnuts are generally safe. Learn to tell them apart.

Nov 1, 2025 7 min read

Apple flesh is fine for dogs, but the seeds, stems, and leaves of apple trees contain compounds that release cyanide when chewed.

Oct 4, 2025 6 min read

Planning a pet-safe landscape? These tree varieties offer shade and beauty without posing toxicity risks to your animals.

Sep 23, 2025 6 min read

Dogs love snatching fallen mulberries, but should they? The answer is mostly reassuring — with a few important caveats.