anthemis ruthenica, rumex acetosella, scleranthus annuus, ambrosia artemisiifolia, chenopodium album, erigeron canadensis, vicia villosa, apera spica-venti, arabidopsis thaliana, arenaria serpyllifolia, bromus sterilis, bromus tectorum, capsella bursa-pastoris, centaurea cyanus, cerastium semidecandrum, draba verna, elymus repens, equisetum arvense, fallopia convolvulus, holosteum umbellatum, lamium amplexicaule, papaver rhoeas, polygonum aviculare, raphanus raphanistrum, veronica praecox, viola arvensis