Pest Photo

Graves Lovell, Alabama Department of Conservation and Natural Resources,

Giant bulrush

Actinoscirpus grossus

Giant bulrush (Actinoscirpus grossus) is an invasive plant. It is a native of Southeast Asia.

This weed occurs in swampy and inundated places, pools, ditches, and marshes. It is also a host of Chilo polychrysus, the dark-headed rice borer. It is a robust and widespread, spreading by stolons and capable of dominating rice crops and wetlands.