medicago lupulina, lolium perenne, artemisia vulgaris, chenopodium album, matricaria discoidea, poa annua, trifolium pratense, trifolium repens, agrostis capillaris, atriplex patula, erigeron canadensis, erysimum cheiranthoides, matricaria chamomilla, poa angustifolia, rumex obtusifolius, capsella bursa-pastoris, epilobium ciliatum, plantago lanceolata, poa palustris, senecio vulgaris, sonchus oleraceus, tripleurospermum inodorum, atriplex prostrata, euphorbia peplus, myosotis arvensis, sisymbrium officinale, tussilago farfara