Post oak is a native deciduous tree with a broad, rounded crown and distinctive cross-shaped leaves that turn russet-brown in fall. It is extremely drought-tolerant once established and prefers full sun, making it well-suited for dry, difficult sites.
Overview
Form
Rounded
Growth Rate
slow
Size
40–60′ tall × 40–60′ wide
Dormancy
deciduous
Tolerances & Soil
high
Flood Tolerance
low
Zone 3bZone 9b
1471013
ColderWarmer
Zone range: Zone 3b to Zone 9b
pH Range
4.86.5
3.556.589
pH range: 4.8 to 6.5
Soil Texture
Coarse, Medium
Seasonality
Bloom Season
J
F
M
A
M
J
J
A
S
O
N
D
Season of Interest
SpringFall
Canopy
The tallest trees that form the overstory.
Sub-canopy
Smaller trees living beneath the canopy.
Succession Role
early successionalmid successional
Native to the United States
Native Range
Southeastern United States
Native to: Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, Missouri, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Virginia
