matricaria discoidea, lolium perenne, elymus repens, medicago lupulina, polygonum aviculare, tripleurospermum inodorum, agrostis stolonifera, bromus sterilis, capsella bursa-pastoris, convolvulus arvensis, euphorbia helioscopia, lapsana communis, lysimachia arvensis, papaver rhoeas, plantago major, poa annua, silene latifolia, stellaria media, veronica persica, vicia sativa, viola arvensis