Is Foxtail Fern Toxic to Dogs?

Yes — Foxtail Fern is mildly toxic to dogs

Foxtail Fern is a variety of Asparagus Fern with dense, upright plume-like fronds. Despite the name, it is not a true fern but an Asparagus relative. Its red berries are mildly toxic, and repeated contact can cause skin rashes in sensitive pets.

Symptoms in Dogs

If your dog eats Foxtail Fern, watch for these symptoms (onset: 1 to 6 hours):

  • Vomiting
  • Diarrhea
  • Abdominal pain
  • Skin irritation (allergic dermatitis)

What To Do

Monitor at home. Repeated skin contact can cause allergic dermatitis. The red berries are most toxic. Contact vet if GI symptoms are severe.

Quick Facts

Asparagus densiflorus 'Myersii'

Yes (mild)

Sapogenins (steroidal saponins)

berries, all parts

Sources: ASPCA Animal Poison Control Center, Pet Poison Helpline. View full Foxtail Fern toxicity profile.