apera spica-venti, bromus secalinus, anthemis arvensis, viola arvensis, buglossoides arvensis, arenaria serpyllifolia, centaurea cyanus, cirsium arvense, convolvulus arvensis, descurainia sophia, elymus repens, galium aparine, lapsana communis, poa pratensis, scleranthus annuus, vicia hirsuta, vicia sativa