galinsoga parviflora, chenopodium album, poa annua, rumex acetosella, spergula arvensis, stellaria media, arabidopsis thaliana, capsella bursa-pastoris, elymus repens, erysimum cheiranthoides, fallopia convolvulus, geranium pusillum, malva neglecta, myosotis arvensis, roemeria argemone, senecio vulgaris, setaria viridis, tanacetum vulgare, thlaspi arvense, viola arvensis