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Smooth Cordgrass

Spartina alterniflora

Smooth cordgrass is the foundational grass of Atlantic and Gulf salt marshes, building and binding tidal mud between the tides. Essential for coastal marsh restoration.

Family
Poaceae
Type
grass
Lifespan
perennial
Height
2–6 ft
Spacing
2–4 ft apart
Light
sun
Soil moisture
wet
Soil pH
neutral, alkaline
Bloom
July, August, September
Bloom colors
green, brown
Wildlife value
songbirds, larval host, mammals
Landscape uses
specimen, rain garden, erosion control, naturalizing
Native states
AK, CT, DE, FL, GA, LA, MA, MD, ME, MS, NC, NH, NJ, NY, RI, SC, TX, VA