Nuttall's Violet
Viola nuttallii
Sheri Hagwood
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Violaceae
- Genus:
- Viola
- Species:
- Viola nuttallii
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 6 in - 1 ft
- Light Requirements:
- Full Sun
- Bloom Months:
- apr, may, jun, jul, aug, sep
- Bloom Colors:
- Yellow
- Ground Cover:
- Yes
Native Range
United States: Colorado, Idaho, Kansas, Minnesota, Montana, North Dakota, Nebraska, New Mexico, South Dakota, Wyoming
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)
Host Plant for Caterpillars
Aphrodite Fritillary (Speyeria aphrodite), ⚠️Callippe fritillary (Speyeria callippe), Coronis fritillary (Speyeria coronis), Edwards' fritillary (Speyeria edwardsii), Great Basin fritillary (Speyeria egleis), Hydaspe fritillary (Speyeria hydaspe), Mormon fritillary (Speyeria mormonia), 🛑Zerene fritillary (Speyeria zerene)
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Prefers open, sunny habitats like prairies
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