hordeum vulgare, matricaria chamomilla, capsella bursa-pastoris, centaurea cyanus, gnaphalium uliginosum, juncus bufonius, lysimachia arvensis, plantago major, poa annua, apera spica-venti, aphanes arvensis, argentina anserina, cerastium holosteoides, chenopodium album, cirsium arvense, convolvulus arvensis, equisetum arvense, euphorbia exigua, euphorbia helioscopia, fallopia convolvulus, fumaria officinalis, galium aparine, persicaria amphibia, poa trivialis, polygonum aviculare, ranunculus repens, senecio vulgaris, solanum nigrum, sonchus asper, spergula arvensis, vicia hirsuta