Viola hirsutula
An eastern United States native violet in Violaceae, a low-growing, acaulescent perennial with short underground rhizomes and pubescent, silvery-veined leaves, bearing violet-blue flowers with bearded lateral petals in mesic to dry woodlands and forests
Common Names
Southern Woodland Violet, Southern Wood Violet, Wood Violet
Summary
Viola hirsutula, Southern Woodland Violet, is an acaulescent, rhizomatous perennial native to the eastern United States, forming low, spreading to prostrate clumps from a thick rhizome, basal leaves on petioles have a silvery-green upper surface with green or red-purple veins and are often pubescent on the blade with the lower surface purple, leaves reach up to about 55 × 45 mm and commonly have a cordate base with crenate to serrate margins, flowers are violet-blue to blue-violet with a white throat borne on short peduncles and followed by capsules, flowering occurs in spring with chasmogamous flowers and in some cycles cleistogamous fruit; in cultivation, it prefers shade and mesic to moist soils in hardwood or mixed forests typically on slopes and often in rocky sites, and is hardy in zones 5–9, seed propagation is possible though seed sources appear scarce and original stock was collected from logging trails, plants are described as slow to spread and rarely available from wildflower nurseries though can be grown from seed, cultivars include 'Purpurea' and 'Alba', this violet also serves as a host plant for fritillary butterflies and bees in native plantings.
Lifecycle
Perennial
Height
1-8 inches
Spread
1.5-2 inches
Hardiness Zones
Zones 5-9
Sunlight Requirements
Ideally full shade, partial shade.
Soil Type
Dry, well-drained soil, often rocky or sandy, not highly alkaline.
Soil Drainage
Well-drained
Soil pH
Acidic to mildly acidic
Bloom Color
Blue to violet
Bloom Time
Spring
Foliage Color
Green, dark green, silvery-green, pewter-colored, purple beneath, purple veins, white-speckled foliage
Fall Foliage Color
Unknown
Leaf Lifecycle
Other
Growth Rate
Growth rate unknown
Seasons of Interest
Spring and Summer
Propagation Methods
Seeds
Attracts Wildlife
Attracts fritillary butterflies, Attracts bees
Taxonomy
- Taxonomic Rank
- Species
- Author
- Brainerd
- Publication
- Rhodora 9: 98 (1907)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Malpighiales
- Family
- Violaceae
- Genus
- Viola