This page quotes a published document. Everything below in quotation marks is copied word for word from ASPCA Animal Poison Control Center: Blackjack Pine, published by ASPCA APCC and retrieved on 2026-09-16. The quotations are excerpts; the document itself is linked and is the authority. Nothing has been reworded.
According to the ASPCA Animal Poison Control Center record, Blackjack Pine (Pinus ponderosa, family Pinaceae) is non-toxic to dogs, cats and horses. Toxic principles: Isocupressic acid. Clinical signs listed: Abortions in cattle (not seen in other species). The record was retrieved on 2026-09-16 and is linked below.
The record
- Scientific name
- Pinus ponderosa
- Family
- Pinaceae
- Additional common names
- Ponderosa Pine, Western Yellow Pine, Yellow Pine, Bull Pine
- Non-toxicity
- Non-Toxic to Dogs, Non-Toxic to Cats, Non-Toxic to Horses
- Toxic principles
- Isocupressic acid
- Clinical signs
- Abortions in cattle (not seen in other species)
Where this comes from
This is the ASPCA Animal Poison Control Center record for Blackjack Pine, at https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/blackjack-pine, retrieved on 2026-09-16. The fields above are the record’s own, shown without change. The ASPCA keeps the record current; the page here is a copy from that date.
This page is information, not a prescription. The right dose for an animal depends on its weight, its age, what else it is taking and what is wrong with it. Those are judgements only the veterinarian who has examined your animal can make. Ring your practice before giving anything.
Sources
- ASPCA Animal Poison Control Center: Blackjack PineASPCA APCC · retrieved 2026-09-16
“Abortions in cattle (not seen in other species)” (Clinical Signs)
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