xanthium strumarium, polygonum aviculare, veronica persica, matricaria chamomilla, thlaspi arvense, fallopia convolvulus, alopecurus myosuroides, artemisia vulgaris, carduus acanthoides, chenopodium album, cirsium arvense, crepis pulchra, typha latifolia, senecio vernalis, lactuca serriola, brassica napus, capsella bursa-pastoris, erigeron canadensis, euphorbia helioscopia, lysimachia arvensis, ranunculus sceleratus, sonchus asper, veronica anagallis-aquatica