Wahiawa Stream Violet 🛑 Endangered
Viola helenae
- Native to:
- Hawaii, United States
Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793-1879,Eastern Nurseries,Julius Anthon (Firm),Eastern Nurseries Dawson, William F Dawson, Henry S Henry G. Gilbert Nursery and Seed Trade Catalog Collection,Cowgill & Rogers (Firm) Cowgill, Kathleen, Mrs Rogers, Wm. Coleman, Mrs Lombardy Nurseries (Easton, Md.) Belvoir Manor Flower Farms (Waterbury, Md.) Henry G. Gilbert Nursery and Seed Trade Catalog Collection,Cheltenham Nurseries (Cheltenham, Pa.),Pliny, the Elder. n 85824304 n 85824304 Hardouin, Jean, 1646-1729. n 87899491 Societas Bipontina. n 89147204,Palisades Nurseries Clucas, R. W Henry G. Gilbert Nursery and Seed Trade Catalog Collection
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Violaceae
- Genus:
- Viola
- Species:
- Viola helenae
- USDA Symbol:
- VIHE2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb , Shrub , Subshrub
- Height:
- 15 cm
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- violet, purple
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★☆☆ Butterfly & moth species supported by this genus (NWF)
- Pollen Specialist Bee Keystone:
- ★★★★★ Native pollen specialist bee species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
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
- Notes:
- native to forested areas with organic matter
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–42 days
- Notes:
- Viola seeds may have erratic germination; fresh seed germinates best.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.
Source: Claude AI