galinsoga parviflora, poa annua, stellaria media, urtica urens, capsella bursa-pastoris, chenopodium album, elymus repens, erysimum cheiranthoides, euphorbia peplus, galinsoga quadriradiata, geranium pusillum, lamium purpureum, myosotis arvensis, rumex acetosella, senecio vulgaris, setaria viridis, aethusa cynapium, arenaria serpyllifolia, artemisia vulgaris, convolvulus arvensis, erigeron canadensis, persicaria maculosa, senecio vernalis, trifolium campestre, vicia hirsuta, viola arvensis