erigeron canadensis, viola arvensis, convolvulus arvensis, setaria pumila, trifolium arvense, daucus carota, euphorbia tommasiniana, kickxia elatine, lythrum salicaria, mentha pulegium, scleranthus annuus, anthemis arvensis, lathyrus tuberosus, lysimachia arvensis, myosotis arvensis, plantago major, prunella vulgaris, ranunculus arvensis, scutellaria hastifolia, verbena officinalis