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Firethorns Pyracantha

The rated Pyracantha records split: 1 fire-resistant, 0 keep-away, 1 in documented conflict. These counts describe the cited records — 3 records carrying 37 evidence rows from 21 cited sources; they do not make one verdict for the genus.

Rated as a group: Pyracantha Pyracantha spp. Fire-resistant Majority — dissent on page 15 sources rate the genus as a whole. Species evidence never rolls upward into a genus verdict, and genus claims never override a species record. ›

Documented conflict

1 species

honest ties — treat conservatively near structures

Firethorn Documented conflict Pyracantha coccinea the NIST whole-plant shrub burns says low · the Eastern US Fire Performance Plant Selector says high Zones 5–5 genus-level claims ↑

Awaiting evidence

1 species

Pyracantha Awaiting evidence Pyracantha angustifolia Mid-scale score · 2 sources genus-level claims ↑

About firethorns

Corpus context. Pyracantha is the directory's #350 largest of 550 genus groups: 3 records carrying 37 evidence rows from 21 cited sources, recorded as shrub , hardy across USDA zones 5–5. Those are corpus facts, not a whole-genus flammability claim.

More about Pyracantha: Wikipedia — external references; not evidence sources.

Where rated firethorns grow

Tagged as growing in 26 states.

See Pyracantha on Grow → · JSON