erigeron canadensis, scleranthus annuus, apera spica-venti, trifolium arvense, arenaria serpyllifolia, elymus repens, helichrysum arenarium, hypochaeris radicata, jasione montana, rumex acetosella, setaria viridis, veronica triphyllos, veronica verna, agrostis capillaris, carduus nutans, chenopodium album, fallopia convolvulus, trifolium campestre