brassica napus, fumaria officinalis, papaver rhoeas, arenaria serpyllifolia, equisetum arvense, euphorbia helioscopia, sinapis arvensis, argentina anserina, buglossoides arvensis, centaurea cyanus, chaenorhinum minus, chenopodium album, cirsium arvense, erodium cicutarium, fallopia convolvulus, galeopsis bifida, lycopsis arvensis, medicago lupulina, mentha arvensis, myosotis arvensis, papaver dubium, persicaria maculosa, polygonum aviculare, setaria viridis, silene vulgaris, sonchus arvensis, stellaria media, vicia hirsuta, vicia sativa