brassica nigra, capsella bursa-pastoris, chenopodium album, cirsium arvense, descurainia sophia, erigeron canadensis, fallopia convolvulus, filago arvensis, medicago lupulina, phragmites australis, salsola tragus, setaria pumila, sonchus arvensis, torilis arvensis, tripleurospermum inodorum, xanthium strumarium