centaurea cyanus, crepis tectorum, secale cereale, tripleurospermum inodorum, arenaria serpyllifolia, myosotis arvensis, viola arvensis, anthemis arvensis, arabidopsis thaliana, capsella bursa-pastoris, cerastium holosteoides, elymus repens, fallopia convolvulus, polygonum aviculare, sagina procumbens, veronica arvensis, agrostis stolonifera, chenopodium album, erysimum cheiranthoides, galium spurium, sonchus arvensis, vicia hirsuta