Viola x wittrockiana
Botanical Name
Viola x wittrockiana
Hardiness
Hardy annual (may winter)
Height
4 to 8 inches
Width
9 to 12 inches
Flowers
Spring to summer, fall: wide range of flower colors, fragrant, edible
Light
Part shade to full sun
Soil
Moist
Planting and Care
Space plants 6 inches apart, prefers a cool sunny location (east facing)
Problems
Heat stress, crown rot, slugs
Varieties to Consider
'Universal', 'Maxim', 'Imperial', 'Springtime' - heat tolerant
'Second Season', 'Icicle', 'Sub Zero' - cold tolerance, second season of bloom
'Second Season', 'Icicle', 'Sub Zero' - cold tolerance, second season of bloom