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Ruellia humilis
Ruellia humilis
Common Name: Wild petunia

A drought-tolerant prairie native with delightful lavender-blue petunia-like flowers that bloom from summer to fall. Compact (great in pots!) and very easy to grow. Seeds in well. Great choice for a height-restricted meadow. Found in dry open woods and prairies Pennsylvania to Indiana, south to Alabama.

Height: 2-3 Feet
Spread: 12 Inches
USDA Hardiness Zone: 4-8