atriplex tatarica, dactylis glomerata, elymus repens, erigeron canadensis, chenopodium album, lepidium ruderale, poa annua, poa pratensis, polygonum aviculare, senecio vulgaris, silene latifolia, sisymbrium altissimum, sisymbrium officinale, tripleurospermum inodorum, urtica dioica