galinsoga parviflora, chenopodium album, arabidopsis thaliana, arenaria serpyllifolia, artemisia vulgaris, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, erysimum cheiranthoides, geranium pusillum, gnaphalium uliginosum, lamium amplexicaule, lycopsis arvensis, rumex acetosella, scleranthus annuus, senecio vulgaris, spergula arvensis, stellaria media, trifolium arvense, tripleurospermum inodorum, vicia hirsuta, achillea millefolium, equisetum arvense, silene latifolia, thlaspi arvense