poa pratensis, arrhenatherum elatius, avena fatua, bromus hordeaceus, dactylis glomerata, equisetum arvense, galium aparine, helictochloa pratensis, spirodela polyrhiza, anthriscus sylvestris, cirsium arvense, convolvulus arvensis, geranium dissectum, lotus pedunculatus, phleum pratense, urtica dioica, vicia sativa, carex hirta, pastinaca sativa