amaranthus retroflexus, chenopodium album, ajuga chamaepitys, avena fatua, medicago lupulina, plantago major, setaria viridis, sinapis arvensis, stachys annua, polygonum aviculare, amaranthus albus, amaranthus powellii, arenaria serpyllifolia, erodium cicutarium, fallopia convolvulus, lysimachia arvensis, lysimachia foemina, setaria pumila, veronica polita, geranium pusillum, mercurialis annua, silene latifolia, sonchus asper, tripleurospermum inodorum, veronica persica, viola arvensis, atriplex patula, chaenorhinum minus, erigeron canadensis, euphorbia falcata, falcaria vulgaris, galinsoga parviflora, galium spurium, papaver rhoeas, plantago lanceolata, capsella bursa-pastoris