Plants were chosen for the popularity with foraging bees and included common bird's - foot trefoil (Lotus corniculatus),
common knapweed (Centaurea nigra), red clover (Trifolium pratense) and Alsike clover (Trifolium hybridum).
Not exact matches
The primary targets of the spraying are spotted
knapweed and rush skeleton weed, two exotics from Europe that are
common in the rangeland of Idaho and Montana.