equisetum arvense, erigeron canadensis, arenaria serpyllifolia, centaurium pulchellum, convolvulus arvensis, helichrysum luteoalbum, medicago lupulina, oxybasis glauca, persicaria lapathifolia, setaria pumila, stellaria aquatica, trifolium pratense, trifolium repens, chenopodium album, euphorbia helioscopia, lysimachia vulgaris, plantago major, ranunculus repens, setaria viridis, silene noctiflora