Twoflower Violet
Viola viarum
Ryan Sorrells - https://www.inaturalist.org/people/rynxs
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Violaceae
- Genus:
- Viola
- Species:
- Viola viarum
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 1-2 ft
- Light Requirements:
- Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- mar, apr, may
- Bloom Colors:
- Blue
- Ground Cover:
- Yes
Native Range
United States: Arkansas, Iowa, Illinois, Kansas, Kentucky, Louisiana, Missouri, Nebraska, New Mexico, Oklahoma, South Dakota
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
- Bee Keystone:
- ★☆☆☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.
Source: OpenAI GPT-4o