cynodon dactylon, sorghum halepense, convolvulus arvensis, cirsium arvense, alopecurus myosuroides, brassica rapa, cerastium glomeratum, cerastium holosteoides, chenopodium album, daucus carota, euphorbia helioscopia, galium aparine, papaver rhoeas, potentilla reptans, ranunculus arvensis, rumex obtusifolius, sonchus asper, tanacetum vulgare, viola tricolor