chenopodium album, atriplex sagittata, galinsoga quadriradiata, artemisia vulgaris, persicaria lapathifolia, sisymbrium officinale, tripleurospermum inodorum, foeniculum vulgare, medicago lupulina, persicaria maculosa, salix alba, tussilago farfara, capsella bursa-pastoris, euphorbia peplus, sonchus asper