Ruellia caroliniensis

Photo by John Lampkin. Photograph belongs to the photographer who allows use for FNPS purposes only. Please contact the photographer for all other uses.

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 11 8A 8B 9A 9B 

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Carolina Wildpetunia, Wild Petunia


Plant Specifics

Size:1.0 to 2.5 ft tall by .75 to 2.0 ft wide
Life Span:Long-lived perennial
Flower Color:Blue,lavender
Fruit Color:Green,brown
Phenology:Winter dormant Blooms early spring to late-summer.
Habitats:Dry mesic hammocks, flatwoods, sandhill, disturbed areas.


Recommended Uses:Groundcover along with other low-growing wildflowers.
Light: Full Sun,  Part Shade,  Shade
Moisture Tolerance:
always floodedextremely dry
Moisture Tolerance: Usually moist, occasional inundation ----- to ----- Somewhat long very dry periods
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray Tolerance:Some tolerance to salty wind but not direct salt spray.



Larval host for Common Buckeye (Junonia coenia) and White Peacock (Anartia jatrophae) butterflies.

Attracts many pollinators.