Longstalk Holly
Ilex collina
- Native to:
- United States
Internet Archive Book Images (www.flickr.com)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Aquifoliaceae
- Genus:
- Ilex
- Species:
- Ilex collina
- USDA Symbol:
- ILCO2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Tree
- Height:
- 300 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun
- Bloom Colors:
- white
- Landscaping Shrub:
- Yes
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, small mammals
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 6.5 (slightly acidic)
- Drainage:
- good drainage required
- Moisture:
- consistently moist
- Notes:
- native to moist, mountainous regions
Propagation & Germination
- Stratification:
- Warm then cold/moist stratification (double dormancy) — 150–240 days
- Germination Time:
- 30–90 days
- Notes:
- Ilex seeds exhibit double dormancy requiring warm stratification followed by cold stratification. Germination may take 2-3 years in natural conditions.
The above propagation data sourced from Claude AI