United States / Grow / Catalpa

Catalpa

This hub compares 2 species records. Across all 3 records, it carries 17 evidence rows from 13 distinct cited sources. The species split is 1 fire-resistant and 1 in documented conflict. 1 genus-rank record is shown separately; genus-rank claims do not override a species record, and species evidence does not become one verdict for the genus.

Rated as a group: Catalpas Catalpa Fire-resistant Limited evidence 2 sources rate the genus as a whole. Species evidence never rolls upward into a genus verdict, and genus claims never override a species record. ›

Fire-resistant: 1 species

northern catalpa Fire-resistant Catalpa speciosa Consensus · 10 sources Zones 5–5 genus-level claims ↑

Documented conflict: 1 species

honest ties — treat conservatively near structures

southern catalpa Documented conflict Catalpa bignonioides the Eastern US Fire Performance Plant Selector says low · Guía de pirojardinería says high Zones 5–5 genus-level claims ↑

About Catalpa

Directory notes

Plant forms recorded in this group: tree. The records span published USDA zones 4–8. These are record-level fields, not a whole-genus flammability claim.

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

Where rated Catalpa grow

Tagged as growing in 46 states.

See Catalpa on Grow → · JSON