stellaria media, elymus repens, solanum nigrum, amaranthus retroflexus, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, cynodon dactylon, digitaria sanguinalis, erigeron canadensis, lamium purpureum, reseda lutea, sonchus arvensis, sonchus oleraceus, echinochloa crus-galli, hordeum murinum, lepidium draba, raphanus raphanistrum, setaria viridis, sorghum halepense