triticum aestivum, apera spica-venti, juncus bufonius, cirsium arvense, elymus repens, ranunculus repens, avena fatua, centaurea cyanus, euphorbia helioscopia, fallopia convolvulus, galeopsis tetrahit, gnaphalium uliginosum, matricaria discoidea, persicaria hydropiper, polygonum aviculare, rumex crispus, stellaria media, tripleurospermum inodorum