orange coneflower
Rudbeckia fulgida
A genus split is not a placement verdict.
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Orange coneflower is rated fire resistant on limited evidence, with regional endorsements and lower Idaho scores for named forms.
The Pacific Northwest extension guide includes Rudbeckia fulgida under black-eyed Susan. FireSmart BC calls the species brown-eyed Susan and assigns it to the extended zone. The different common names make the scientific name useful when matching a plant to either recommendation.
Idaho's database adds a qualification to those favorable lists. It gives several named forms of Rudbeckia fulgida a fire-resistance score of seven. On the database's placement chart, that score corresponds to a suggested minimum distance of forty feet from a home. The distance belongs to Idaho's scoring guidance for those assessed forms.
Sun City Texas lists Rudbeckia fulgida variety sullivantii with low flammability. That is another favorable finding with a stated botanical scope. Taken together, the recommendations support orange coneflower as a fire-resistant option while keeping the Idaho placement advice and the particular forms assessed in view. The Northwest guide pairs its selections with watering, pruning, and cleanup of dead or spent growth.
- Form
- perennial
- Rated in
- British Columbia; Georgetown, Texas; NC; North Carolina +5