Smutgrass is a tufted warm-season perennial grass that often invades irrigated pastures and turf areas particularly those with heavy grazing, foot traffic, or poor drainage. Sometime a black fungus called “smut” infects the flower clusters and upper leaves, hence the name smutgrass.

What will kill Smutgrass?

Chemical control of smutgrass includes applying hexazinone at 0.5–1.0 lb/acre (Velpar/Tide Hexazinone at 1–2 qt/acre; Velossa at 0.84–1.67 qt/acre) to small and giant smutgrass. Use lower rates when a multi-year approach is planned.

Is Smutgrass an invasive species?

Introduction. Smutgrass (Sporobolus sp.) is an invasive bunch grass causing serious weed problems in perennial grass pastures and roadsides in Mississippi. … Some of the control practices have included chemical control andcultural practices such as mowing, burning, or renovation of the pasture.