Wild Petunia (Ruellia humilis) is a seasonal plant with lavender flowers from summer into early fall. They prefer dry to mesic soil in sun to part sun where they grow up to 2 feet tall. They are a good choice for banks and slopes. Companion plants include Nodding Onion (Allium cernuum) and Prairie Dropseed (Sporobolus heterolepis).
Maintenance
No serious maintenance needs.
About
Light Requirements
Sun,
Part Sun Moisture Requirements
Banks,
Slopes Soil Requirements
Loam Height
Very Short,
Short Category
Seasonal Attracts
Butterflies Illinois Native Plant Status
Illinois Native,
Indiana Native Bloom Time
May,
June,
July,
August,
September,
October Bloom Color
Lavender Seasonality
Summer