St. Augustine Grass
Stenotaphrum secundatum · Warm-season, perennial, C4
AI-generated identification · may be incorrect
Grass Category
Lawn/Turf
Hardiness Zones
USDA zones 8 through 10, exhibiting poor cold tolerance and entering winter dormancy in cooler regions.
About This Grass
Forms a coarse, dense carpet with blue-green to bright green leaves and typical height of 2 to 3 inches. Produces flat, spike-like seed heads at maturity.
Blade Characteristics
Wide blades with blunt, rounded tips, folded vernation in the bud shoot, and an absent or very short ligule with no auricles.
Growing Information
Growth Habit
Stoloniferous, spreading rapidly via thick surface runners to form a dense turf.
Sunlight & Water Needs
Thrives in full sun to moderate shade with high water requirements and good tolerance for moist, well-draining soils.
Mowing & Maintenance
Mow high at 2.5 to 4 inches regularly; requires moderate to high maintenance and regular fertilization.
Identified on 9/25/2026