Blackjack Oak
Quercus marilandica
Blackjack oak is a small, rugged oak that colonizes the poorest dry clay and sand, with distinctive broad, bell-shaped leaves and blackish bark. Exceptionally drought-tough and a reliable wildlife oak on hardpan soils.
- Family
- Fagaceae
- Type
- tree
- Lifespan
- perennial
- Height
- 20–40 ft
- Spacing
- 20–30 ft apart
- Light
- sun
- Soil moisture
- dry
- Soil pH
- acidic
- Bloom
- April, May
- Bloom colors
- yellow, green, brown
- Wildlife value
- songbirds, mammals, larval host
- Caterpillar hosts
- ~557 butterfly & moth species
- Landscape uses
- specimen
- Native states
- AL, AR, DC, FL, GA, IL, IN, KS, KY, LA, MD, MO, MS, NC, NJ, NY, OH, OK, PA, SC, TN, TX, VA, WV