ambrosia artemisiifolia, trifolium arvense, digitaria sanguinalis, erigeron canadensis, polygonum aviculare, achillea millefolium, anchusa officinalis, anthemis ruthenica, artemisia vulgaris, chenopodium album, convolvulus arvensis, elymus repens, eragrostis cilianensis, galium mollugo, juglans regia, lactuca serriola, papaver rhoeas, secale cereale, silene latifolia, trifolium pratense, trifolium repens, tripleurospermum inodorum, vicia hirsuta, viola arvensis