Holly
Ilex volkensiana
- Native to:
- Caroline Is.
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Aquifoliaceae
- Genus:
- Ilex
- Species:
- Ilex volkensiana
- USDA Symbol:
- ILVO2
Growth Characteristics
- Height:
- 1500 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- white
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:
- birds
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 6.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- native to montane forests, prefers organic matter
Propagation & Germination
- Stratification:
- Warm then cold/moist stratification (double dormancy) — 90–180 days
- Germination Time:
- 30–365 days
- Notes:
- Ilex seeds typically exhibit double dormancy and may take 1-2 years to germinate. Warm stratification followed by cold stratification is often required.
The above propagation data sourced from Claude AI
ORGHPS Germination Guide: Expose to fluctuating outdoor winter temps incl. freezing for 3 months. Increase light/temp in spring.