Ajo Mountain Scrub Oak
Quercus ajoensis
Isaac Krone
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fagaceae
- Genus:
- Quercus
- Species:
- Quercus ajoensis
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Tree
- Height:
- 8-12 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- mar, apr, may
- Bloom Colors:
- Green, Brown
- Evergreen Shrub:
- Yes
- Landscaping Shrub:
- Yes
Native Range
United States: Arizona, Colorado, 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
Acrobasis comptella, Andromache Underwing (Catocala andromache), Cameraria jacintoensis, Cameraria temblorensis, Catocala californiensis, Decodes fragariana, Gloveria medusa, Grote's buck moth (Hemileuca grotei), habrosana leafroller moth (Pseudexentera habrosana), Oslar's oakworm moth (Anisota oslari), Rhodophaea kofa, Telphusa sedulitella, tiger moth (Malacosoma tigris), Tischeria consanguinea, Xenolechia querciphaga
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 8.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid regions, prefers rocky 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