chenopodium vulvaria, urtica urens, atriplex tatarica, amaranthus blitoides, amaranthus crispus, bromus tectorum, capsella bursa-pastoris, convolvulus arvensis, elymus repens, eragrostis minor, lepidium campestre, lepidium draba, lepidium ruderale, lolium perenne, malva neglecta, matricaria chamomilla, polygonum aviculare, setaria pumila, solanum nigrum, sonchus asper, viola arvensis