Seashore Dropseed

Sporobolus virginicus

Summary 4

Seashore dropseed is a low-growing vigorous perennial grass that spreads by rhizomes, and is commonly found on coastal dunes, high marshes, and transition areas. The height ranges from 4 to 8 in. tall, and forms dense patchy mats. Root balls forms approximately 2 in. below soil surface. Leaves are 1-4 in. long and 0.04-0.12 in. wide and rolled inwards. Salt crystals common on leaves and stems. The leaf sheath is overlapping and hairy at the throat. Its inflorescence is dense, spike-like, and grayish, flowering from May to October. The panicle, 3” long, is shorter than other Sporobolus species.

Sources and Credits

  1. (c) Harry Rose, some rights reserved (CC BY), https://www.flickr.com/photos/macleaygrassman/8290045154/
  2. (c) Forest and Kim Starr, some rights reserved (CC BY), https://www.flickr.com/photos/starr-environmental/24305773479/
  3. (c) David Gardner, some rights reserved (CC BY-NC), uploaded by David Gardner
  4. (c) t_kok, some rights reserved (CC BY-SA)

More Info

Range Map

iNat Map

Ecosystem Coastal uplands