convolvulus arvensis, galinsoga parviflora, galinsoga quadriradiata, geranium pusillum, myosotis arvensis, setaria pumila, solanum tuberosum, anchusa officinalis, artemisia vulgaris, centaurea cyanus, chenopodium album, erodium cicutarium, euphorbia helioscopia, lamium amplexicaule, polygonum aviculare, tripleurospermum inodorum