artemisia verlotiorum, medicago lupulina, mercurialis annua, capsella bursa-pastoris, cerastium fontanum, chenopodium album, galinsoga parviflora, legousia speculum-veneris, papaver rhoeas, persicaria maculosa, trifolium pratense, fallopia convolvulus, oxalis stricta, senecio vulgaris, vicia hirsuta