St. Augustine Grass
Stenotaphrum secundatum · Warm-season, perennial, C4 grass.
AI-generated identification · may be incorrect
Grass Category
Lawn/Turf
Hardiness Zones
USDA Zones 8 to 10, with low cold tolerance and goes dormant in winter.
About This Grass
Forms a coarse, dense turf with bright to blue-green color. Matures with flat, spike-like seed heads.
Blade Characteristics
Wide, flat blades with blunt, rounded tips and folded vernation. Lacks prominent auricles with a short, membranous ligule.
Growing Information
Growth Habit
Aggressively stoloniferous with a dense, carpet-like spread.
Sunlight & Water Needs
Thrives in full sun to moderate shade with high water requirements and poor drought tolerance. Prefers well-draining soils with a neutral to slightly acidic pH.
Mowing & Maintenance
Mow high at 2.5 to 4 inches weekly during active growth. Requires regular fertilization and moderate to high maintenance.
Identified on 9/30/2026