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Trillium

This hub compares 2 species records. Across all 2 records, it carries 2 evidence rows from 2 distinct cited sources. The species split is 2 fire-resistant. The species records remain separate: their evidence does not become one verdict for the genus.

Fire-resistant: 2 species

Oettinger's trillium Fire-resistant Trillium ovatum Limited evidence · 1 source
whip-poor-will flower Fire-resistant Trillium cernuum Limited evidence · 1 source Zones 3–8

About Trillium

Directory notes

Plant forms recorded in this group: perennial. The records span published USDA zones 3–8. These are record-level fields, not a whole-genus flammability claim.

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

Where rated Trillium grow

Tagged as growing in 24 states.

See Trillium on Grow → · JSON