hordeum vulgare, scleranthus annuus, apera spica-venti, raphanus raphanistrum, centaurea cyanus, chenopodium album, cirsium arvense, persicaria maculosa, spergula arvensis, tripleurospermum inodorum, vicia hirsuta, vicia sativa, vicia tetrasperma, artemisia vulgaris, avena fatua, convolvulus arvensis, elymus repens, equisetum arvense, galeopsis tetrahit, lysimachia arvensis, mentha arvensis, oxalis stricta, polygonum aviculare, silene latifolia, trifolium campestre, viola arvensis