Texas Red Oak is a deciduous native tree that dominates wet bottomland forests across the Mississippi River valley and Gulf Coast regions, growing 50 to 80 feet tall with a wide-spreading, rounded crown. Hardy in zones 6 through 9, this species thrives in full sun and adapts remarkably well to heavy clay and wet soils, making it an excellent choice for rain gardens and shade plantings where other trees struggle. Its insignificant yellowish-green flowers arrive in spring, but the real value lies in its impressive stature, deep root system that stabilizes floodplain soils, and ability to transform challenging wet sites into thriving landscapes.
Full Sun
Moderate
6-9
960in H x 780in W
—
Moderate
Hover over chart points for details
Found naturally from far western Kentucky and southern Illinois down through Missouri's Bootheel to Louisiana and across the Gulf Coast to Texas, this oak has evolved to thrive in the exact conditions that defeat most trees. Its low maintenance requirements and genuine preference for wet, heavy clay soils mean once established, it essentially takes care of itself while providing decades of shade and structural stability. The wide-spreading form creates a natural canopy that shelters understory plantings, and its native range means it supports the insects, birds, and wildlife that depend on oak ecosystems across the southeastern United States.
Texas Red Oak serves as a shade tree and rain garden specimen, particularly in landscapes where wet soils and heavy clay would eliminate most alternatives. Its broad crown provides substantial shade for residential and commercial properties, while its tolerance for seasonal flooding makes it invaluable in rain gardens, bioswales, and riparian restoration projects. The tree also stabilizes stream banks and floodplain soils, supporting ecosystem recovery in disturbed wetland areas.
No timeline data available yet for this variety.
Transplant nursery-grown Texas Red Oak in early spring or fall when the tree is dormant, spacing mature plants 40 to 65 feet apart to accommodate their eventual width of 40 to 65 feet. Select a location in full sun with moist, heavy clay, or wet soils; this tree thrives in conditions that are typically challenging for other species. Dig a hole slightly wider than the root ball and at the same depth it was growing in the nursery, then backfill with native soil without amending. Water deeply after planting and maintain consistent moisture during the first two growing seasons.
Enter your ZIP code to see a personalized growing calendar for this plant.
“Texas Red Oak emerges from the bottomland forests of the Mississippi River valley, a region shaped by periodic flooding and heavy clay deposition. This species evolved to dominate wet floodplain ecosystems across a vast natural range stretching from far western Kentucky and the southern tip of Illinois through the southeastern lowlands of Missouri and southward through Louisiana to the Texas Gulf Coast and Alabama. Its presence in these challenging wet environments reflects centuries of natural selection for tolerance to waterlogged soils and seasonal inundation, making it a living archive of southeastern forest adaptation.”