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.

Ruellia humilis

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.