diplotaxis muralis, amaranthus retroflexus, ambrosia artemisiifolia, crepis tectorum, elymus repens, polygonum aviculare, achillea collina, atriplex tatarica, chenopodium album, erigeron canadensis, galium aparine, hordeum murinum, lactuca tatarica, plantago major, setaria viridis, humulus lupulus, lactuca serriola, ulmus minor