All Grass Species

Explore grass species identified by our AI-powered system

Japanese Stiltgrass - Microstegium vimineum

Japanese Stiltgrass (Warm-season, Annual, C4)

Germander speedwell variety / Woodland weedy mix - Teucrium canadense (center) / Phleum pratense & Bromus spp. (background)

Germander speedwell variety / Woodland weedy mix (The center plant is a perennial broadleaf herb; the surrounding grasse...

Japanese Stiltgrass (visible in the understory) - Microstegium vimineum

Japanese Stiltgrass (visible in the understory) (Warm-season, Annual, C4)

Common Ragweed (Intermixed with miscellaneous grasses) - Ambrosia artemisiifolia (Broadleaf weed) and various Poaceae species

Common Ragweed (Intermixed with miscellaneous grasses) (Summer Annual, C4 photosynthetic pathway)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4)

Yellow Nutsedge - Cyperus esculentus

Yellow Nutsedge (Warm-season, Perennial, C4 grass-like weed)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4)

Artificial Boxwood Topiary Ball (Synthetic Ornament) - N/A (Synthetic Plastic/Polyethylene Fabric)

Artificial Boxwood Topiary Ball (Synthetic Ornament) (Synthetic/Faux Evergreen Perennial)

Mixed Lawn (predominantly Tall Fescue and Kentucky Bluegrass) - Festuca arundinacea and Poa pratensis

Mixed Lawn (predominantly Tall Fescue and Kentucky Bluegrass) (Cool-season perennial, C3 pathway)

Yellow Nutsedge (often mistaken for grass) - Cyperus esculentus

Yellow Nutsedge (often mistaken for grass) (Warm-season perennial sedge (C4))

Tall Fescue - Festuca arundinacea (syn. Schedonorus arundinaceus)

Tall Fescue (Cool-season, Perennial, C3)

No grass present in image - N/A

No grass present in image (None)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season perennial, C4 grass)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season perennial, C4 grass)

Tall Fescue - Festuca arundinacea (syn. Schedonorus arundinaceus)

Tall Fescue (Cool-season, Perennial, C3 grass)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season (C4), Perennial)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4 grass)

Yellow Nutsedge (commonly mistaken for grass) - Cyperus esculentus

Yellow Nutsedge (commonly mistaken for grass) (Warm-season perennial, C4 metabolism, aggressive sedge)

Kentucky Bluegrass - Poa pratensis

Kentucky Bluegrass (Cool-season, Perennial, C3 grass)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4)

Tall Fescue - Festuca arundinacea (syn. Schedonorus arundinaceus)

Tall Fescue (Cool-season, Perennial, C3)

Kentucky Bluegrass - Poa pratensis

Kentucky Bluegrass (Cool-season, Perennial, C3 grass)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4 grass)

Kentucky Bluegrass - Poa pratensis

Kentucky Bluegrass (Cool-season, Perennial, C3 grass)

Bermuda Grass - Cynodon dactylon

Bermuda Grass (Warm-season, Perennial, C4)

Cheatgrass (Downy Brome) - Bromus tectorum

Cheatgrass (Downy Brome) (Cool-season winter annual, C3)

Fine Fescue - Festuca subg. Festuca (likely Festuca rubra or Festuca ovina)

Fine Fescue (Cool-season, Perennial, C3)

Yellow Nutsedge (Nutgrass) - Cyperus esculentus

Yellow Nutsedge (Nutgrass) (Warm-season, Perennial Sedge (C4 metabolism))

Little Barley - Hordeum pusillum

Little Barley (Cool-season winter annual, C3)

Bermuda Grass - Cynodon dactylon

Bermuda Grass (Warm-season, Perennial, C4)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4 grass)

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4)

Tall Fescue - Festuca arundinacea (syn. Schedonorus arundinaceus)

Tall Fescue (Cool-season, Perennial, C3 grass)

Kentucky Bluegrass - Poa pratensis

Kentucky Bluegrass (Cool-season, Perennial, C3)

Non-Grass Weed (Broadleaf Forb) - N/A (Species of Dicotyledonous Forb)

Non-Grass Weed (Broadleaf Forb) (Broadleaf Weed (Not a true grass species))

Old World Diamond-Flower / Carpet-weed (Note: This is a broadleaf plant, not a true grass) - Oldenlandia corymbosa (syn. Hedyotis corymbosa)

Old World Diamond-Flower / Carpet-weed (Note: This is a broadleaf plant, not a true grass) (Warm-season, Annual, C3 Dico...

St. Augustine Grass - Stenotaphrum secundatum

St. Augustine Grass (Warm-season, Perennial, C4 grass)

Yellow Nutsedge (often mistaken for grass) - Cyperus esculentus

Yellow Nutsedge (often mistaken for grass) (Warm-season perennial sedge (C4))

Tall Fescue - Festuca arundinacea (syn. Schedonorus arundinaceus)

Tall Fescue (Cool-season, Perennial, C3 grass)

Tall Fescue - Festuca arundinacea (syn. Schedonorus arundinaceus)

Tall Fescue (Cool-season, Perennial, C3)

Tall Fescue - Festuca arundinacea (syn. Schedonorus arundinaceus)

Tall Fescue (Cool-season, Perennial, C3)