Apache Pine

Pinus engelmannii

Taxonomy

Division:
Coniferophyta | - Conifers
Family:
Pinaceae
Genus:
Pinus
Species:
Pinus engelmannii

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
More than 40 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Colors:
Not Applicable

Native Range

United States: Arizona, New Mexico

Keystone Species Ranking

Caterpillar Keystone:
★☆☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Host Plant for Caterpillars

Coleotechnites ardas, Coleotechnites canusella, Epinotia aridos, floral bud moth (Coleotechnites florae), Jack pine tube moth (Argyrotaenia tabulana), Pandora moth (Coloradia pandora), Petrova burkeana, pine needle sheathminer (Zelleria haimbachi), pine shoot moth (Ocnerostoma piniariella), Sugar pine tortrix (Choristoneura lambertiana)

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to mountainous regions, often on slopes

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 90 days.

Source: OpenAI GPT-4o