hordeum vulgare, lamium purpureum, papaver rhoeas, veronica hederifolia, veronica persica, aphanes arvensis, cerastium holosteoides, galium aparine, poa annua, viola arvensis, capsella bursa-pastoris, cirsium arvense, euphorbia helioscopia, geranium pusillum, lapsana communis, ranunculus repens, stellaria media, vicia cracca, vicia sepium