Ruellia californica

Wild Petunia, Sonoran Desert Ruellia

Family: Acanthaceae Acanthus


Type Shrub
USDA Hardiness range 9B - 10A
Exposure Full sun
Bloom color Purple
Bloom time Winter
Water needs Dry
Landscape uses Border, container, erosion control, foundation, ground cover, massing, rock garden
Height 24" to 36" / 60cm to 90cm
Spread 36" to 4' / 90cm to 1.20m
Growth rate Slow
Persistence Evergreen
Leaf color Green
Fruit color n/a
Soil pH requirements Acidic, neutral, slightly alkaline
Soil type Sandy, clay, loamy
Form Rounded
Attributes and features Native to North America