mercurialis annua, solanum nigrum, stachys annua, setaria viridis, erigeron annuus, lamium purpureum, lysimachia arvensis, pastinaca sativa, sinapis arvensis, sonchus oleraceus, stellaria media, veronica agrestis, achillea millefolium, capsella bursa-pastoris, cerinthe minor, chenopodium album, cichorium intybus, erigeron canadensis, euphorbia helioscopia, fallopia convolvulus, galinsoga parviflora, linaria vulgaris, medicago lupulina, ranunculus repens, senecio vulgaris, sorghum halepense, tussilago farfara, vicia sativa