hordeum vulgare, thlaspi arvense, elymus repens, oxybasis rubra, cirsium arvense, adonis aestivalis, apera spica-venti, avena fatua, erigeron canadensis, fallopia convolvulus, helianthus annuus, lysimachia arvensis, papaver rhoeas, phragmites australis, stellaria media, tripleurospermum inodorum, viola arvensis