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Desert Ruellia, Desert Petunia, Baja Ruellia
Scientific Name: Ruellia peninsularis (Rose) I.M. Johnst.
Family: Acanthaceae
Desert Ruellia, Desert Petunia, Baja Ruellia (Ruellia  peninsularis) Recommended Temperature Zone:
sunset: 12-13
USDA: 9b-11

Frost Tolerance: Hardy to 26F (-3C)

Sun Exposure: Full sun or light shade (blooms more in full sun)

Origin: Baja California

Growth Habits: Shrub to 4 feet (1.2 m), 2 feet spread (60 cm)

Watering Needs: Needs water to get established


This species has shorter, more rounded leaves than the Ruellia brittoniana. Its flowers are also smaller.

Blooming Habits:
The Desert Ruellia blooms from March to October Michigan Bulb - 120 x 60 Lawns Banner! Gurney's 120 x 60 A

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Desert-Tropicals is dedicated to provide gardening advice, gardening ideas, and information about flower of all kind for landscape and collections. We try to check carefully the identification of the plants on the illustrations as well as the other information from the page, but occasionally errors do occur. if you notice anything that needs to be changed please contact us. Thanks.

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