helianthus annuus, lamium amplexicaule, rumex acetosella, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, equisetum arvense, scleranthus annuus, setaria pumila, sinapis arvensis, stellaria media, thlaspi arvense, viola arvensis, amaranthus retroflexus, anchusa officinalis, anthemis arvensis, artemisia vulgaris, centaurea cyanus, elymus repens, fallopia convolvulus, lysimachia arvensis, poa annua, polygonum aviculare, rumex crispus, silene latifolia, spergula arvensis, cerastium holosteoides, convolvulus arvensis, erodium cicutarium, senecio vulgaris, sonchus oleraceus, trifolium repens, urtica dioica