Acanthaceae
hairy wild-petunia
Ruellia humilis
Other Common Names
low wild-petunia, glade wild-petunia, fringeleaf ruellia
Plant Type
Herbaceous Wildflower
Life Cycle
Perennial
Typical Size
1.5-2 ft. tall
1.5-2 ft. wide
Tolerant of
Drought, Occasional Flooding
Inolerant of
Poorly Drained Soil
Propagation
By seed, By cutting
Plant Planting Notes
Provide 2 ft spacing.
Plants/Diseases
No significant disease or pest issues.
Wildlife Benefits
Nectar/pollen source for pollinating insects
Leaves
Leaves opposite, ovate with entire leaf margins and hairy.
Flowers
Purple to lavender tube-shaped flowers with five petals resembling a petunia.
Fruit
Capsule.
Toxicity
No known toxicity.
USDA Hardiness Zones
4, 5, 6, 7, 8
Light Exposure
Full Sun, Part Sun/Shade
Soil Moisture
Dry, Medium
Soil Drainage
Well-drained
Soil pH
Neutral (6.0-8.0)
Native in South Carolina?
Yes
Plant Native Habitat
Woodlands and prairies over mafic substrate.
Global Conservation Status (NatureServe)
Secure (G5)
Federal Conservation Status (USFWS)
Not Listed
Distribution Notes
Rare in the piedmont, absent in the coastal plain, sandhills, and mountains.