brassica napus, papaver rhoeas, tripleurospermum inodorum, lolium perenne, stellaria media, lysimachia arvensis, arenaria serpyllifolia, chenopodium album, cichorium intybus, cirsium arvense, galium aparine, geranium pusillum, matricaria chamomilla, medicago lupulina, persicaria lapathifolia, plantago lanceolata, poa pratensis, polygonum aviculare, thlaspi arvense, veronica arvensis, veronica persica, veronica polita, vicia sativa, viola tricolor