lolium perenne, ambrosia artemisiifolia, cynodon dactylon, poa annua, stellaria media, bromus sterilis, capsella bursa-pastoris, chenopodium album, crepis biennis, crepis foetida, daucus carota, eragrostis minor, erigeron canadensis, lactuca serriola, lepidium ruderale, lotus corniculatus, malva sylvestris, matricaria chamomilla, medicago lupulina, plantago major, poa angustifolia, sorghum halepense, tripleurospermum inodorum