hordeum vulgare, cirsium arvense, matricaria chamomilla, chenopodium album, crepis biennis, elymus repens, fallopia convolvulus, galium aparine, poa trivialis, polygonum aviculare, vicia hirsuta, achillea millefolium, apera spica-venti, avena sativa, capsella bursa-pastoris, dactylis glomerata, euphorbia helioscopia, lactuca serriola, lapsana communis, lolium perenne, lysimachia arvensis, medicago sativa, papaver rhoeas, phleum pratense, plantago major, sinapis arvensis, thlaspi arvense, tripleurospermum inodorum, veronica persica, vicia tetrasperma