chenopodium album, elymus repens, lemna minor, amaranthus retroflexus, bidens tripartita, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, echinochloa crus-galli, epilobium ciliatum, persicaria lapathifolia, persicaria maculosa, polygonum aviculare, sonchus arvensis, stellaria aquatica