Blackjack Oak (Quercus Marilandica) is a perennial tree in the Fagaceae family with easy care difficulty. It requires low watering and full sun or partial shade light in USDA hardiness zones 6-9. This plant is toxic to cats and dogs — keep it out of reach of pets.
A small to medium-sized deciduous oak native to eastern and central United States, recognized for its distinctive three-lobed leaves and rugged appearance.

Blackjack Oak
Quercus Marilandica
A small to medium-sized deciduous oak native to eastern and central United States, recognized for its distinctive three-lobed leaves and rugged appearance.
Quick Facts
Safety
Growing Conditions
Care Calendar
Monthly care tasks for Blackjack Oak
Expert Care Tips
Pro tips from botanists and plant experts
Watering Tip
Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.
Humidity Trick
Group plants together to create...
Growth Hack
Rotate your plant every...
Photo Gallery10+ photos

View leaf details, flowers, seeds & more in the app