Botanical Name

Castilleja indivisa

Commonly known as Indian Paintbrush

Castilleja indivisa (Indian Paintbrush)
Annual

Bright red to orange bracts surround small flowers and glow across spring prairies.

Quick Reference
Bloom Season
Apr to Jun
USDA Zones
4-9
Sun
Full Sun
Water
Moderate - regular watering
Mature Height
6-24"
Bloom Colors
RedOrange
Native Species Pollinator Friendly
Read the full Indian Paintbrush growing guide →

Companion plants, planting tips, FAQ, and more

About This Name

Castilleja indivisa is the scientific name used by botanists, nurseries, and seed catalogs to identify Indian Paintbrush unambiguously. The genus Castilleja 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 Indian Paintbrush, looking up plant care details, or comparing varieties, searching by Castilleja indivisa will give you the most precise results.