text: fallopia convolvulus, centaurea cyanus, viola arvensis, adonis aestivalis, anthemis arvensis, arenaria serpyllifolia, buglossoides arvensis, capsella bursa-pastoris, chaenorhinum minus, chondrilla juncea, convolvulus arvensis, gagea arvensis, lamium amplexicaule, medicago lupulina, polygonum aviculare, setaria viridis, sonchus oleraceus, trifolium pratense, veronica hederifolia, galeopsis angustifolia, papaver rhoeas