amaranthus retroflexus, cynodon dactylon, lactuca serriola, amaranthus powellii, atriplex tatarica, bromus inermis, chenopodium album, cirsium arvense, conium maculatum, convolvulus arvensis, galinsoga parviflora, hordeum murinum, polygonum aviculare, setaria viridis, solanum nigrum, sonchus oleraceus, stellaria media