Botanical Name

Senna corymbosa

Commonly known as Cassia

Senna corymbosa (Cassia)
Shrub

Showers of bright golden flowers cover the shrub in fall when little else is blooming. Sulphur cassia, a butterfly host plant that lights up the autumn.

Quick Reference
Bloom Season
Sep to Nov
USDA Zones
8-11
Sun
Full Sun
Water
Low - drought tolerant
Mature Height
6-10'
Bloom Colors
Yellow
Pollinator Friendly Deer Resistant Low Maintenance
Read the full Cassia growing guide →

Companion plants, planting tips, FAQ, and more

About This Name

Senna corymbosa is the scientific name used by botanists, nurseries, and seed catalogs to identify Cassia unambiguously. The genus Senna places it within a specific plant family, and using the botanical name avoids the confusion that comes with regional common names. If you're shopping for Cassia, looking up plant care details, or comparing varieties, searching by Senna corymbosa will give you the most precise results.