Viola
Viola cornuta
Violaceae · Perennial
Viola (Viola cornuta) is one of the most widely grown perennials for USDA zones 3-9. It thrives in full sun to partial shade with moderate water and low upkeep, making it a dependable choice for home gardeners.
- · Give it full sun to partial shade and space to reach 4-8 in.
- · Water at a moderate rate and let the soil drain freely.
- · Feed in spring and tidy up dead growth to keep it productive.
At a glance
- Growing zones: 3-9
- Sun: Full sun to partial shade
- Water: Moderate
- Maintenance: Low
- Type: Perennial
- Mature size: 4-8 in tall · 1-2 ft wide
- Bloom season: Spring to fall · Purple, blue, yellow, white
- Pollinator friendly: Yes
- Container suitable: Yes
- Cold tolerance: Hardy to -40F
- Heat tolerance: Good
- Soil: Fertile, well-drained soil
- Growth rate: Moderate
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