avena sativa, medicago sativa, calystegia sepium, cirsium arvense, chenopodium album, equisetum arvense, amaranthus powellii, ambrosia artemisiifolia, apera spica-venti, argentina anserina, artemisia vulgaris, convolvulus arvensis, echinochloa crus-galli, elymus repens, erigeron annuus, fallopia convolvulus, galinsoga parviflora, mentha arvensis, mercurialis annua, persicaria amphibia, persicaria minor, plantago major, poa pratensis, solidago gigantea, sonchus arvensis, stachys palustris, tripleurospermum inodorum, veronica persica