amaranthus powellii, brassica oleracea, papaver rhoeas, stellaria media, convolvulus arvensis, fallopia convolvulus, fumaria vaillantii, lamium amplexicaule, thlaspi arvense, chenopodiastrum hybridum, cirsium arvense, delphinium consolida, descurainia sophia, euphorbia helioscopia, lactuca serriola, lysimachia arvensis, tripleurospermum inodorum, viola arvensis