hordeum vulgare, stellaria media, avena fatua, centaurea cyanus, chenopodium album, equisetum arvense, galinsoga parviflora, sonchus arvensis, sonchus oleraceus, convolvulus arvensis, erysimum cheiranthoides, euphorbia helioscopia, galium aparine, lapsana communis, lycopsis arvensis, lysimachia arvensis, oxalis stricta, persicaria lapathifolia, sonchus asper, viola arvensis