University of Missouri Extension

IPM1007, Revised November 2009

Practical Weed Science for the Field Scout: Corn and Soybean

Sandbur (Cenchrus spp.)

Summer annual grass

Sandbur
Sandbur

An annual grass with conspicuous burs along the seedhead that is primarily found in sandy areas of fields throughout the southeastern United States. Leaves are rolled in the shoot and are without auricles. Leaf blades may reach 8 inches in length and 6 mm in width and are rough above but without hairs below. The ligule is a fringe of hairs that is approximately 1 mm long. Sheaths may reach 20 inches in height and are without hairs and somewhat flattened in appearance. Seedheads consist of many round, spiny burs. Each bur is approximately 5 to 7 mm wide and contains two to four spikelets that are 4 to 5 mm long.
 

IPM1007, revised November 2009

Wild thing
 

IPM1007 Practical Weed Science for the Field Scout: Corn and Soybean | University of Missouri Extension

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