hordeum vulgare, fallopia convolvulus, sonchus arvensis, tripleurospermum inodorum, tussilago farfara, veronica persica, capsella bursa-pastoris, cirsium arvense, euphorbia helioscopia, lamium amplexicaule, lamium purpureum, oxalis stricta, papaver rhoeas, persicaria lapathifolia, silene latifolia, sinapis arvensis, stellaria media, thlaspi arvense