poa annua, bromus sterilis, hordeum murinum, hypochaeris radicata, medicago lupulina, andryala integrifolia, arabidopsis thaliana, chenopodium album, crepis capillaris, daucus carota, epilobium tetragonum, erigeron canadensis, geranium dissectum, juncus tenuis, lactuca serriola, lactuca virosa, lolium perenne, matricaria chamomilla, plantago major, poa trivialis, polygonum aviculare, sagina procumbens, sonchus oleraceus, trifolium pratense, trifolium repens, verbascum thapsus