solanum tuberosum, digitaria ischaemum, scleranthus annuus, setaria pumila, setaria viridis, achillea millefolium, chenopodium album, cirsium arvense, fallopia convolvulus, galinsoga parviflora, geranium pusillum, persicaria lapathifolia, persicaria maculosa, polygonum aviculare, raphanus raphanistrum, rumex acetosella, silene latifolia, spergula arvensis, trifolium arvense