arrhenatherum elatius, dactylis glomerata, lactuca serriola, picris hieracioides, poa trivialis, bromus erectus, bromus hordeaceus, capsella bursa-pastoris, carduus collinus, daucus carota, erigeron canadensis, festuca ovina, medicago sativa, poterium sanguisorba, sonchus asper, veronica arvensis, vicia hirsuta, vicia sativa