Wiregrass is a common name for several plants
Wiregrass may refer to:
- Poaceae grasses
- Aristida (three-awns), especially Aristida stricta (Pineland Three-awn), Aristida junciformis and Aristida purpurea (Purple Three-awn), of subfamily Arundinoideae
- Eleusine indica (Indian Goosegrass) of subfamily Eragrostideae
- Sporobolus indicus (Smutgrass) of subfamily Chloridoideae
- Cynodon dactylon (Bermuda Grass) of subfamily Chloridoideae
- Ventenata dubia of subfamily Pooideae, native to the Mediterranean and naturalized in western North America
- Other plants
- Juncus tenuis (Slender Rush) of the rush family
- Polygonum arenastrum (Common Knotweed) of the knotweed family