Bluejack Oak
Quercus incana
- Native to:
- United States
François André Michaux (book author), Pierre-Joseph Redouté (illustrator), Boquet (engraver)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fagaceae
- Genus:
- Quercus
- Species:
- Quercus incana
- USDA Symbol:
- QUIN
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Tree
- Height:
- 900 cm
- Light Requirements:
- Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- mar,apr,may
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Host Plant for Caterpillars
Hyparpax perophoroides, Banded Hairstreak (Satyrium calanus)
Garden & Ecology Notes
- Wildlife Value:
- birds, squirrels, deer, wild turkey
- Fall Color:
- yellow, brown
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from root crown after fire. Historically maintained in sandhills and dry upland communities by periodic fire.
Soil Requirements
- Soil Type:
- sandy, acidic, nutrient-poor soil
- pH:
- 5.5 - 6.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Commonly found in dry, upland areas.
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 14–30 days
- Notes:
- Acorns should be planted fresh in fall or cold stratified. They have no dormancy but benefit from cold treatment to synchronize germination.
Pre-treatment: None required
Establishment: The plant is found in temperate deciduous forests of the southeastern United States.
Source: npn.rngr.net