solanum tuberosum, cirsium arvense, echinochloa crus-galli, galinsoga parviflora, persicaria lapathifolia, setaria pumila, stachys palustris, amaranthus retroflexus, chenopodium album, convolvulus arvensis, euphorbia helioscopia, euphorbia peplus, lysimachia arvensis, mentha arvensis, myosotis arvensis, persicaria maculosa, silene latifolia, sinapis arvensis, stellaria media, thlaspi arvense, tripleurospermum inodorum, viola arvensis