agrostis gigantea, artemisia vulgaris, convolvulus arvensis, erigeron canadensis, rumex acetosella, apera spica-venti, persicaria lapathifolia, secale cereale, anthemis arvensis, armoracia rusticana, centaurea cyanus, cirsium arvense, equisetum arvense, galeopsis tetrahit, poa pratensis, scleranthus annuus, setaria viridis, stellaria graminea, trifolium campestre, trifolium pratense, trifolium repens, vicia hirsuta, vicia villosa