Witchgrass is a clumping, summer annual grass with open, branching, flower heads. Other common names for this weed include tumbleweedgrass and witches-hair. It is common throughout California and grows at elevations to about 4900 feet (1500 m).

Is witchgrass invasive?

witchgrass: Panicum capillare (Cyperales: Poaceae): Invasive Plant Atlas of the United States.

Is witchgrass edible?

Edible Uses: Seed - cooked whole or ground into a powder and used as a flour[257]. ... The seed is very small and fiddly to use, it has a mild flavour and can be used like millet[K]. In the wild, the seed stem breaks off when the seed is ripe and then blows away in the wind, scattering the seed[236].