Fringeleaf Wild Petunia

Ruellia humilis

Native to:
United States

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Acanthaceae
Genus:
Ruellia
Species:
Ruellia humilis
USDA Symbol:
RUHU

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
jun,jul,aug,sep
Bloom Colors:
lavender, purple

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from rootstock following fire; found in fire-maintained prairies and glades.

Soil Requirements

Soil Type:
dry, sandy, well-drained soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny areas

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate readily after cold stratification. Light may improve germination rates.

The above propagation data sourced from Claude AI