Viola pubescens
An eastern North American Violaceae perennial that grows in woodlands with heart-shaped leaves, bears bright yellow flowers on short leafy stems above hairy, heart-shaped leaves, spreads by reseeding and rhizomes, and serves as a larval host for fritillary butterflies while attracting bees.
Common Names
Downy Yellow Violet, Yellow Violet, Hairy Yellow Violet, Downy Violet, Smooth Yellow Violet, Common Yellow Violet, Yellow Forest Violet
Summary
Viola pubescens, commonly called Downy Yellow Violet, is a caulescent perennial in the Violaceae native to eastern North America, growing from a thick rhizome with one to several erect stems 10–45 cm tall, leaves are heart-shaped, alternately arranged, and often densely pubescent; stems and foliage are hairy, the bright yellow flowers are bilaterally symmetric with purple veining toward the throat, the lateral petals are bearded, and a short spur is present; the fruit is a capsule, flowers may be chasmogamous or cleistogamous, a distinctive downy habit giving the plant its common name, for cultivation, it prefers part shade to shade in well-drained soils that are moderately dry to dry and slightly acidic to neutral, it tolerates drought and declines in waterlogged conditions, it spreads by seed and self-seeds readily but does not spread aggressively, and it can be used as groundcover in native or woodland plantings, it is deer resistant and attractive to butterflies and bees, serving as a larval host for fritillary butterflies, propagation is possible by seed or division, and it can be grown in borders, woodland gardens, or naturalized areas
Lifecycle
Perennial
Height
4-12 inches
Spread
6-12 inches
Hardiness Zones
Zones 3-7
Sunlight Requirements
Ideally partial shade; tolerates partial shade to full shade.
Soil Type
Well-drained, loamy soil with moisture retention and organic matter, pH slightly acidic to neutral
Soil Drainage
Well-drained soils, moist but not waterlogged, tolerates occasional dryness
Soil pH
Slightly acidic to neutral pH
Bloom Color
Yellow
Bloom Time
Spring
Foliage Color
Green
Leaf Lifecycle
Deciduous
Growth Rate
Medium
Seasons of Interest
Spring and Summer
Propagation Methods
Seeds, Division, Cuttings
Attracts Wildlife
Attracts bees, butterflies, flies, and seed-eating birds
Taxonomy
- Taxonomic Rank
- Species
- Author
- Aiton
- Publication
- Hort. Kew. 3: 290 (1789)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Malpighiales
- Family
- Violaceae
- Genus
- Viola
Inferior Taxa
Viola pubescens var. scabriuscula
Synonyms
Crocion achlydophyllum Crocion eriocarpum Crocion pubescens Viola pensylvanica Viola eriocarpa Viola pubescens f. achlydophylla Viola achlydophylla Viola pubescens var. glabriuscula Viola eriocarpa var. sessilis Viola pubescens var. eriocarpa Viola pubescens var. eriocarpa Viola pubescens var. peckii Viola uniflora var. pubescens Viola pubescens f. peckii Viola pubescens var. pubescens