hybrid oak
Quercus × subintegra
- Native to:
- United States
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fagaceae
- Genus:
- Quercus
- Species:
- Quercus × subintegra
- USDA Symbol:
- QUSU2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Tree
- Height:
- 2500 cm
- Drought Tolerance:
- Medium
- Bloom Months:
- apr,may
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Host Plant for Caterpillars
almond bud moth (Acrobasis minimella), Buck Moth (Hemileuca maia), consular oakworm moth (Anisota consularis), Eriocraniella mediabulla, Pink-striped oakworm moth (Anisota virginiensis), Polyphemus moth (Antheraea polyphemus), spotted oakworm moth (Anisota stigma), Yellowstriped oakworm moth (Anisota peigleri), Banded Hairstreak (Satyrium calanus), Fixsenia favonius
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals, deer
- Fall Color:
- red, brown
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from root crown following fire; thick bark provides protection on mature trees.
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 14–30 days
- Notes:
- Acorns lose viability quickly if allowed to dry out; sow fresh in fall or stratify immediately after collection.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.
Source: Claude AI