poa annua, senecio vulgaris, sonchus asper, argentina anserina, chenopodium album, cirsium arvense, convolvulus arvensis, elymus repens, equisetum arvense, erysimum cheiranthoides, euphorbia helioscopia, plantago major, polygonum aviculare, ranunculus repens, sonchus oleraceus, stellaria media, urtica urens