solanum tuberosum, stellaria media, elymus repens, achillea millefolium, aphanes arvensis, argentina anserina, chenopodium album, cirsium arvense, galinsoga quadriradiata, galium aparine, myosotis arvensis, persicaria lapathifolia, persicaria maculosa, poa annua, polygonum aviculare, sinapis arvensis, thlaspi arvense, tripleurospermum inodorum