matricaria chamomilla, spergula arvensis, artemisia vulgaris, atriplex patula, capsella bursa-pastoris, cirsium arvense, equisetum arvense, euphorbia helioscopia, fallopia convolvulus, galinsoga parviflora, galium aparine, gnaphalium uliginosum, medicago lupulina, papaver rhoeas, persicaria maculosa, poa annua, rumex crispus, senecio vulgaris, sinapis arvensis, stellaria media, tripleurospermum inodorum, veronica persica, aphanes arvensis, arenaria serpyllifolia, lamium purpureum