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NC Native Plant Society:
Plant Details

Panicum amarum

Seabeach Grass, Coastal Switchgrass, Bitter Panicgrass

Scientific Name:

Panicum amarum

Genus:

Panicum

Species Epithet:

amarum

Common Name:

Seabeach Grass, Coastal Switchgrass, Bitter Panicgrass

Plant Type

Grass/Sedge/Rush

Life Cycle

Perennial

Plant Family

Poaceae (Grass Family)

Native/Alien:

NC Native

Invasive Status:

(*Key)

Size:

3-6 ft., 6-12 ft.

Light:

Sun - 6 or more hours of sun per day

Soil Moisture:

Dry, Moist

Bloom Time:

July, August, September, October, November

Growing Area:

Sandhills, Coastal Plain

Habitat Description:

Var. amarulum, Southern Seabeach Grass: coastal dunes and shores, sandflats, and sandhills, blooming from Jul-Nov. Uncommon in NC coastal plain.
Var. amarum, Bitter Seabeach Grass: coastal dunes and shores, blooming from Aug-Nov. Common in NC coastal plain (planted in parts of the Sandhills).

Leaf Arrangement:

Alternate, Basal

Leaf Retention:

Deciduous

Leaf Type:

Leaves veined, not needle-like or scale-like

Leaf Form:

Simple

Life Cycle:

Perennial

Wildlife Value:

Has some wildlife value

Landscape Value:

Recommended and Available

State Rank:

S3: Vulnerable (*Key)

Global Rank:

G5 - Secure (*Key)

Notes:

Cultivar available. Planted as a beach stabilizer.

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Links:

USDA PLANTS Database Record

https://auth1.dpr.ncparks.gov/flora/plant_list.php

https://gobotany.nativeplanttrust.org/species/panicum/amarum/

https://plants.ces.ncsu.edu/plants/panicum-amarum/

https://nc.audubon.org/700



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