cerastium glomeratum, poa annua, capsella bursa-pastoris, cardamine hirsuta, stellaria media, veronica persica, arrhenatherum elatius, mercurialis annua, plantago lanceolata, senecio vulgaris, sonchus oleraceus, stachys arvensis, vicia tetrasperma, agrostis stolonifera, erigeron floribundus, euphorbia helioscopia, geranium dissectum, hypochaeris radicata, linum bienne, lolium multiflorum, ranunculus bulbosus, rumex acetosa, rumex crispus, sonchus asper, trifolium repens