hordeum vulgare, papaver rhoeas, adonis aestivalis, cirsium arvense, sinapis arvensis, convolvulus arvensis, coronilla varia, euphorbia helioscopia, fumaria vaillantii, galium aparine, geranium pusillum, lamium purpureum, polygonum aviculare, raphanus raphanistrum, rubus caesius, thlaspi arvense, veronica polita, viola arvensis