Is an earthball mushroom (scleroderma spp.) safe for Dogs?
⏳ Pending source check by the Eaoae Safety Review · Drafted 2026-10-06
⚠️ AI-generated answer \u2014 not yet verified. This check was generated by AI and has not been source-checked by the Eaoae Safety Review, so it is not part of Eaoae’s verified database. Use it as a starting point only: confirm with an authoritative source such as ASPCA Animal Poison Control or Pet Poison Helpline, or ask your veterinarian. If your pet may have eaten something dangerous, contact your vet or a poison helpline now \u2014 don’t wait on a website.
No, earthball mushrooms are unsafe for dogs. Scleroderma species cause severe vomiting, diarrhea, drooling, and abdominal pain within 30 minutes to 2 hours, and in some cases liver damage. They are easily mistaken for puffballs.
🚨 Emergency: Yes — contact your veterinarian immediately.
💡 Why
Earthballs (Scleroderma spp.) are round, potato-like fungi common on lawns and in woods. They are frequently confused with edible puffballs -- but cutting one open reveals a dark, solid interior instead of white flesh. Their toxins cause violent GI irritation: profuse vomiting, diarrhea, drooling, and cramping starting quickly after ingestion. Veterinary sources also report possible liver involvement in severe cases. While less often fatal than amatoxin mushrooms, the dehydration from GI losses can be dangerous, especially for small dogs.
🩺 What to do
- Teach dogs not to mouth round fungi on walks; earthballs are common on lawns.
- Vomiting and diarrhea after ingestion need vet assessment for dehydration.
- If you can, cut one open and photograph the interior -- it helps identification.
❓ Common questions
How do I tell earthballs from puffballs?
Cut it open: true puffballs are solid white inside; earthballs are dark purple-brown to black inside. When in doubt, assume earthball.
How fast do symptoms start?
Usually 30 minutes to 2 hours -- fast compared to the deadly Amanitas.
My dog vomited once and seems fine -- vet or not?
Severe vomiting and diarrhea always warrant a vet visit for fluids and monitoring, even if the mushroom is 'only' an earthball.
📚 Sources
- Pet Poison Helpline: Fungus Among Us presentation (2019)
- Zoetis PetCare: Are Yard Mushrooms Bad for Dogs
- Carolina Creek Pet: A Fungus Among Us
🔎 How the sources compare
What each authority says about Earthball mushroom (Scleroderma spp.) \u2014 compiled 2026-10-28. Eaoae’s verdict summarizes these sources; it is not our own diagnosis.
| Source | Dogs | Cats | Dose info |
|---|---|---|---|
| ASPCA Animal Poison Control | Toxic — the article names Scleroderma species (earthballs) among the wild mushrooms that cause gastrointestinal signs in pets: mild-to-severe vomiting and diarrhea, usually within a few hours of ingestion | Toxic — the article names Scleroderma species (earthballs) among the wild mushrooms that cause gastrointestinal signs in pets: mild-to-severe vomiting and diarrhea, usually within a few hours of ingestion | — |
| Pet Poison Helpline | Not named — the page does not name Scleroderma or earthball mushrooms; its general advice is that only a small percentage of mushrooms are toxic, and that all mushroom ingestions by pets should be considered toxic unless a specialist can accurately and quickly identify the mushroom as non-toxic | Not named — the page does not name Scleroderma or earthball mushrooms; its general advice is that only a small percentage of mushrooms are toxic, and that all mushroom ingestions by pets should be considered toxic unless a specialist can accurately and quickly identify the mushroom as non-toxic | — |
| Merck Veterinary Manual | Species not named — Merck's mushroom overview does not name the earthball or Scleroderma, and lists no toxin class specific to it among the classes it covers (cyclopeptides, gyromitrin, orellanine, muscarine, ibotenic acid and muscimol, psilocybin); the only species named on the page is Amanita phalloides; the overview notes signs appearing within about 3 hours are usually self-limiting | Not covered | — |
| VCA Hospitals | Not named — VCA's mushroom overview does not name Scleroderma or earthballs; its gastrointestinal category describes mushrooms that cause vomiting and/or diarrhea, with pets becoming ill within 15 minutes of nibbling or symptoms delayed for up to 6 hours | Not named — VCA's mushroom overview does not name Scleroderma or earthballs; its gastrointestinal category describes mushrooms that cause vomiting and/or diarrhea, with pets becoming ill within 15 minutes of nibbling or symptoms delayed for up to 6 hours (the page addresses dogs and cats together) | — |
| Eaoae summary (dogs) | ⛔ Unsafe \u2014 Known to be harmful or toxic. Keep it away from your pet. | ||
🔗 Related checks for dogs
- Apple ⚠️ Caution
- garlic ⛔ Unsafe
- Apples ⚠️ Caution
- Azalea / Rhododendron ⛔ Unsafe
- Panther cap mushroom (Amanita pantherina) ⛔ Unsafe
- rat poison ⛔ Unsafe
Checked with Eaoae’s safety lookup. Answers are generated for reference and may be incomplete — always confirm with your vet for your individual pet. Spotted an error? Let us know.
