solanum tuberosum, galinsoga quadriradiata, galinsoga parviflora, sonchus arvensis, stellaria media, veronica persica, capsella bursa-pastoris, fallopia convolvulus, spergula arvensis, cirsium arvense, galeopsis tetrahit, myosotis arvensis, agrostis gigantea, anthemis arvensis, elymus repens, geranium pusillum, oxalis stricta, persicaria hydropiper, persicaria lapathifolia, persicaria maculosa, plantago uliginosa, poa annua, rumex acetosella, sinapis arvensis, stachys palustris, symphytum officinale, thlaspi arvense, tripleurospermum inodorum, tussilago farfara, veronica arvensis, vicia sativa, viola arvensis