chenopodium album, cirsium arvense, convolvulus arvensis, galium spurium, equisetum arvense, lapsana communis, lycopsis arvensis, medicago lupulina, viola arvensis, artemisia absinthium, chenopodiastrum hybridum, descurainia sophia, euphorbia helioscopia, fallopia convolvulus, fumaria officinalis, geranium pusillum, neslia paniculata, papaver lecoqii, polygonum aviculare, thlaspi arvense, centaurea cyanus, malva neglecta, sonchus asper