Is Tomato Plant Toxic to Dogs?

Yes — Tomato Plant is mildly toxic to dogs

Ripe tomatoes are safe for pets — it's the green parts (leaves, stems, unripe fruit) that contain toxic glycoalkaloids. Most pets avoid the bitter-tasting foliage. The amount needed to cause serious illness is large.

Symptoms in Dogs

If your dog eats Tomato Plant, watch for these symptoms (onset: 2-6 hours):

  • Drooling
  • Vomiting
  • Diarrhea
  • Lethargy
  • Confusion (large amounts)

What To Do

Monitor at home. Ripe red tomatoes are safe. Only leaves, stems, and green fruit are toxic. See vet if large quantity of foliage eaten.

Dog-Safe Alternatives to Tomato Plant

Quick Facts

Solanum lycopersicum

Yes (mild)

Solanine, tomatine (glycoalkaloids)

leaves, stems, unripe green fruit

Sources: ASPCA Animal Poison Control Center, Pet Poison Helpline. View full Tomato Plant toxicity profile.