hordeum vulgare, bromus secalinus, juncus bufonius, apera spica-venti, centaurea cyanus, odontites vernus, persicaria maculosa, scleranthus annuus, spergula arvensis, achillea millefolium, anthemis arvensis, arabidopsis thaliana, equisetum arvense, galeopsis tetrahit, holcus mollis, medicago lupulina, oxalis stricta, persicaria lapathifolia, ranunculus repens, rumex acetosella, sonchus arvensis, stellaria graminea, trifolium repens, tripleurospermum inodorum, vicia sativa, vicia tetrasperma, viola arvensis