Turfgrass - Orchardgrass as a Weed in Turf

Orchardgrass is a pasture and hay grass that can be a problem weed in turf type tall fescue and Kentucky bluegrass. Recently I posted control measures for this grass. The following are pictures of orchardgrass.

Orchardgrass clumps. Note the blue-green color.

Orchardgrass with seed head.

Orchardgrass has distinct flattened stems.

Photos by Gordon Johnson, Extension Horticulture Agent, UD, Kent County