solanum tuberosum, galinsoga quadriradiata, stellaria media, chenopodium album, elymus repens, galinsoga parviflora, gnaphalium uliginosum, persicaria maculosa, plantago uliginosa, veronica persica, achillea millefolium, argentina anserina, bidens tripartita, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, echinochloa crus-galli, equisetum arvense, galeopsis tetrahit, lapsana communis, matricaria chamomilla, persicaria amphibia, poa annua, polygonum aviculare, ranunculus repens, senecio vulgaris, sinapis arvensis, sonchus arvensis, sonchus oleraceus, stachys palustris, thlaspi arvense, tripleurospermum inodorum, vicia hirsuta, sonchus asper