fallopia convolvulus, heliotropium europaeum, polygonum aviculare, chenopodium album, erigeron canadensis, kickxia spuria, lysimachia foemina, medicago lupulina, sonchus asper, sonchus oleraceus, amaranthus retroflexus, atriplex patula, cirsium arvense, nigella hispanica, persicaria maculosa, silene vulgaris