Live Oak

Quercus virginiana (Southern Live Oak) Overview

Typically found along costal areas, but have been noted as far west as Williamson county and Bell County.

Scientific Name: Quercus virginiana
Common Names: Southern Live Oak, Coast Live Oak
Native to: Southeastern United States, including Texas, and parts of Mexico
Lighting Requirements: Full sun
Height: 40–80 feet
Width: 40–80 feet
Winter Look: Evergreen in warmer climates like Central Texas; retains dark green leaves year-round with a broad, spreading canopy
Seasonal Interest: Glossy leaves in summer, acorns in fall that attract wildlife; elegant gnarled branches provide year-round visual interest
Drought Tolerance: High; very drought-tolerant once established
Soil Requirements: Well-drained soil; adaptable to a variety of soil types, including sandy, loamy, and clay soils
pH Range: 6.0–7.5 (slightly acidic to neutral)
Hardiness Zones: USDA Zones 7–10
Deer Resistance: High; generally avoided by deer
Attracts: Birds (acorns), squirrels, and other wildlife
Potential Issues: Susceptible to oak wilt, aphids, and powdery mildew; may drop leaves and acorns in large quantities
Notes: Quercus virginiana is the iconic Southern Live Oak, known for its large, spreading form and long lifespan. In Central Texas, it thrives as a large shade tree, providing shelter for wildlife and humans alike. Its adaptability to drought and heat makes it a valuable addition to local landscapes. The tree’s picturesque form and resilient nature make it a long-lasting landscape feature.

Quercus fusiformis (Texas Live Oak) Overview

Typically found west of Bell, Williamson, and Travis Counties (the Edwards Plateau).

Scientific Name: Quercus fusiformis
Common Names: Texas Live Oak, Plateau Live Oak
Native to: Central and West Texas, parts of Northern Mexico
Lighting Requirements: Full sun
Height: 30–50 feet
Width: 30–50 feet
Winter Look: Evergreen; retains leathery, dark green leaves throughout the year
Seasonal Interest: Dense canopy with glossy, dark green leaves; provides habitat and acorns for wildlife
Drought Tolerance: High; very drought-tolerant once established
Soil Requirements: Well-drained soil; adapts to a variety of soils, including rocky, sandy, and clay soils
pH Range: 6.0–7.5 (slightly acidic to neutral)
Hardiness Zones: USDA Zones 7–10
Deer Resistance: High; generally avoided by deer
Attracts: Birds (acorns), squirrels, and other wildlife
Potential Issues: Susceptible to oak wilt, oak moths, and other pests; sensitive to root damage from overwatering or poor drainage
Notes: Quercus fusiformis is a smaller, more drought-tolerant version of the Live Oak, native to the Texas Hill Country. It is often used as a shade tree or for landscaping in arid regions due to its ability to withstand extreme heat and drought. The tree's compact form and evergreen nature make it a popular choice for both urban and rural settings.