Warm-Season Grass
St. Augustinegrass
Stenotaphrum secundatum
Growing Specifications
Drought Tolerance
2/5
Shade Tolerance
4/5
Traffic Tolerance
2/5
Maintenance Level
3/5
Mowing Height2.5" - 4"
Water Needs30-45"/yr
Optimal pH6 - 7.5
Ideal Growing Zones
Zone 8AZone 8BZone 9AZone 9BZone 10AZone 10B
Zone map coming soon
Counties Where St. Augustinegrass Thrives
Choctaw County
AL
Calhoun County
AL
Cleburne County
AL
Autauga County
AL
Blount County
AL
Bullock County
AL
Cherokee County
AL
Clay County
AL
Colbert County
AL
Chambers County
AL
Chilton County
AL
Bibb County
AL
Barbour County
AL
Conecuh County
AL
Clarke County
AL
Covington County
AL
Coosa County
AL
Butler County
AL
Coffee County
AL
Baldwin County
AL
Frequently Asked Questions
What USDA hardiness zones does St. Augustinegrass grow best in?
St. Augustinegrass performs best in USDA hardiness zones 8a through 10b.
How much water does St. Augustinegrass need per year?
St. Augustinegrass typically requires 30–45 inches of water per year. It has limited drought tolerance and needs consistent irrigation during dry spells.
What is the recommended mowing height for St. Augustinegrass?
Mow St. Augustinegrass to a height of 2.5–4 inches. Maintaining the correct height helps the grass develop deep roots, resist weeds, and recover from heat or drought stress.
How drought-tolerant is St. Augustinegrass?
St. Augustinegrass has poor drought tolerance (2/5). It requires reliable rainfall or irrigation and is not suitable for counties with frequent drought conditions.
How does St. Augustinegrass perform in shade?
St. Augustinegrass has good — grows well in partial shade (4/5). This makes it a strong candidate for yards with significant tree cover.
What is the maintenance level for St. Augustinegrass?
St. Augustinegrass requires moderate maintenance (3/5). The ideal soil pH range is 6–7.5. Standard lawn care practices including seasonal fertilization and timely mowing are sufficient.
Grass species data compiled from university extension publications and USDA resources. Growing recommendations are general guidelines — consult your local extension office for specific advice.