Smooth Cordgrass Varieties - Descriptions and Performance

By: LSU AgCenter Coastal Plants Program

Smooth cordgrass (Spartina alterniflora Loisel.) is a perennial grass native to intertidal saline marshes along the Gulf of Mexico and Atlantic coasts. It is important for coastal areas because it reduces coastal erosion. Smooth cordgrass stems reduce wave energy and build land. The roots stabilize existing land. Reducing coastal erosion is especially important in Louisiana because the state has the highest erosion rate in the continental United States.

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