Grass Atlas

Explore grass in 3D.

Choose a grass. Turn the 3D model to see its blades, roots, runners, and seedhead up close.

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Preparing model data

Warm season

St. Augustinegrass

Stenotaphrum secundatum · Zones 8 to 10

Tap a number on the grass, or choose a part here.

What to notice

Blade tip

The very end of a blade can look pointed, round, or like the front of a tiny boat. This small shape helps tell grasses apart.

On this grassThe very broad blade ends bluntly rather than tapering to a fine point.

Species details and sources

A broad-bladed, shade-tolerant warm-season grass dominant in the Gulf Coast and Florida. Lush and tropical-looking.

Licensed field reference

Reference: St. AugustinegrassPublic domain

ID fingerprint

Very broad blunt-tipped blade
Thick flattened stolons
Spikelets embedded in a thick axis

Photos worth taking

Very wide, flat, coarse blades with rounded (boat-bow) tips — the widest common lawn grass
Blue-green color and a spongy, thick-feeling turf
Thick, flattened above-ground stolons plainly visible at edges and in thin spots

Model boundaries

Stolon thickness and node spacing need direct specimen-photo review. They are figure-derived visual parameters, not source-stated measurements.
Cultivars can differ materially in canopy color, density, leaf width, and stress response.
Mown home lawns may not expose the spike seedhead.

Blade: Broad (5-8mm)
Tip & shape: Broad, flat, rounded tips
Surface: Coarse
Spreads by: Spreading (stolons)

Checked againstFlorida Turfgrass Identification St. Augustinegrass for Florida Lawns

Next: Care guideLearn how to grow St. AugustinegrassMowing · Watering · Lawn problemsRead guide

A photo is a lead, not a diagnosis.Confirm blade, collar, growth habit, and seedhead traits before buying seed or choosing a grass-specific treatment.

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