amaranthus retroflexus, tripleurospermum inodorum, atriplex patula, oxybasis glauca, senecio viscosus, amaranthus albus, tussilago farfara, persicaria lapathifolia, poa annua, sisymbrium loeselii, artemisia vulgaris, echinochloa crus-galli, erigeron canadensis, lactuca serriola, plantago major, sonchus oleraceus, calystegia sepium, carduus crispus, persicaria hydropiper, solidago canadensis