triticum aestivum, veronica hederifolia, brassica napus, capsella bursa-pastoris, descurainia sophia, lamium amplexicaule, lamium purpureum, papaver rhoeas, thlaspi arvense, tripleurospermum inodorum, veronica triloba, viola arvensis, carduus acanthoides, delphinium consolida, stellaria media, urtica dioica