galinsoga parviflora, stellaria media, arabidopsis thaliana, arenaria serpyllifolia, artemisia vulgaris, atriplex patula, capsella bursa-pastoris, chenopodium album, elymus repens, equisetum arvense, euphorbia helioscopia, fallopia convolvulus, galinsoga quadriradiata, geranium pusillum, gnaphalium uliginosum, lamium amplexicaule, mentha arvensis, myosotis arvensis, persicaria lapathifolia, plantago uliginosa, poa annua, senecio vulgaris, sinapis arvensis, sonchus arvensis, sonchus asper, sonchus oleraceus, stachys palustris, thlaspi arvense, tripleurospermum inodorum, veronica agrestis, veronica arvensis, vicia hirsuta, lamium purpureum, tussilago farfara