poa annua, setaria viridis, erodium cicutarium, galinsoga parviflora, senecio vulgaris, solanum nigrum, spergula arvensis, stellaria media, centaurea cyanus, chenopodium album, echinochloa crus-galli, elymus repens, fallopia convolvulus, gnaphalium uliginosum, hypochaeris radicata, ornithopus sativus, persicaria maculosa, polygonum aviculare, rumex acetosella, trifolium repens, euphorbia helioscopia, lamium amplexicaule, viola tricolor