corynephorus canescens, scleranthus annuus, verbascum densiflorum, carex hirta, sedum acre, solanum nigrum, anchusa officinalis, bromus hordeaceus, carex arenaria, chenopodium album, sedum sexangulare, spergula arvensis, calamagrostis epigejos, poa compressa, rumex acetosella, trifolium arvense