poa annua, stellaria media, alopecurus myosuroides, papaver rhoeas, tripleurospermum inodorum, viola arvensis, apera spica-venti, aphanes arvensis, centaurea cyanus, elymus repens, fallopia convolvulus, veronica persica, artemisia vulgaris, capsella bursa-pastoris, euphorbia helioscopia, lamium purpureum, sisymbrium officinale, thlaspi arvense