Weed Identification Grasses National Railroad Contractors Association.

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Presentation transcript:

Weed Identification Grasses National Railroad Contractors Association

Crabgrass Summer annual Flat, spreading 4 part seed structure

Bearded sprangletop Annual

Foxtail - Summer Annual Green foxtailGiant foxtail Yellow foxtail Compact seed head bent, straight, drooping

Grasses - Perennial

Bermudagrass Perennial – Stolon Stolons – horizontal above ground stems

Cattail Perennial – Creeping rhizome Rhizomes – horizontal underground stems Compact brown flower head Long narrow leaves

Johnson Grass - Creeping rhizome Reproduces by creeping rhizome horizontal underground stem Reddish flower structure seedling Tall mature plant

Phragmites (common reed)