stellaria media, poa annua, veronica agrestis, euphorbia peplus, lamium purpureum, capsella bursa-pastoris, chenopodium album, equisetum arvense, erigeron canadensis, erysimum cheiranthoides, galinsoga parviflora, galinsoga quadriradiata, geranium pusillum, setaria viridis, sonchus oleraceus, viola arvensis, convolvulus arvensis, fumaria officinalis, persicaria maculosa, plantago major, senecio vulgaris, urtica urens, veronica opaca