beta vulgaris, veronica persica, chenopodium album, polygonum aviculare, capsella bursa-pastoris, elymus repens, euphorbia helioscopia, galinsoga parviflora, lamium amplexicaule, lamium purpureum, matricaria chamomilla, plantago uliginosa, poa annua, sinapis arvensis, sonchus asper, stellaria media, symphytum officinale, thlaspi arvense, tripleurospermum inodorum