Deciduous perennial. Upright habit. Narrow, dark green leaves. Purple flowers. Spreads by rhizome, can be invasive. Low water needs once established, in well-drained soil. Hardy to 20-25°F.
- Botanical Name: Ruellia brittoniana ‘Purple Showers’
- Common Name: Mexican Petunia
- Exposure: Full Sun/Part Shade
- Dimensions (HxW): 3-4′ x 2′