convolvulus arvensis, chenopodium album, sonchus arvensis, brassica rapa, campanula rapunculoides, cirsium arvense, galeopsis tetrahit, vicia cracca, achillea virescens, elymus repens, equisetum arvense, mentha arvensis, poa pratensis, poa trivialis, rumex crispus, stellaria media, tussilago farfara