Castilleja exserta
Plants of the Southwest

Castilleja exserta

Owl's Clover

Owl's Clover is a many-branched annual to 1 1/2 ft. tall with small bright rose-purple flowers. Whole hillsides turn purple with this wildflower. Beautiful with California Poppy. From the deserts of Arizona, California and Mexico. Blooms May to August. Sow in spring. Zones 8-9.

    Zones, Sun & Water Needs: 89


Legend of Symbols

Full Sun
Full Sun
Part Shade
Part Shade
Fragrant
Very Low Water 
Very Low Water
Low Water 
Low Water
Medium Water 
Medium Water