ceratodon purpureus, elymus repens, filago arvensis, logfia minima, calamagrostis epigejos, erigeron canadensis, ornithopus perpusillus, plantago lanceolata, polytrichum piliferum, rumex acetosella, scleranthus annuus, setaria viridis, trifolium arvense, agrostis capillaris, centaurea stoebe, lolium perenne, hypochaeris radicata, lepidium ruderale, medicago lupulina, potentilla argentea, robinia pseudoacacia