agrostemma githago, anthemis arvensis, arenaria serpyllifolia, buglossoides arvensis, centaurea cyanus, convolvulus arvensis, lapsana communis, medicago lupulina, polygonum aviculare, thlaspi arvense, artemisia absinthium, bunium bulbocastanum, cirsium arvense, lotus corniculatus, myosotis arvensis, scleranthus annuus, solanum tuberosum, trifolium repens, viola arvensis