secale cereale, apera spica-venti, aphanes arvensis, juncus bufonius, scleranthus annuus, centaurea cyanus, draba verna, myosotis arvensis, poa annua, rumex acetosella, vicia sativa, viola arvensis, capsella bursa-pastoris, equisetum arvense, fallopia convolvulus, galeopsis tetrahit, hypericum humifusum, spergula arvensis, veronica hederifolia, oxalis stricta