Te 🛑 Endangered

Ilex cookii

Native to:
Puerto Rico

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Aquifoliaceae
Genus:
Ilex
Species:
Ilex cookii
USDA Symbol:
ILCO3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub , Tree
Height:
1500 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
apr,may,jun
Bloom Colors:
white
Evergreen 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

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 6.5 (slightly acidic)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to cloud forests, prefers organic matter

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
30–90 days
Notes:
Seeds require cold stratification for 60-90 days to break dormancy.

ORGHPS Germination Guide: Expose to fluctuating outdoor winter temps incl. freezing for 3 months. Increase light/temp in spring.

Source: Ontario Rock Garden & Hardy Plant Society