digitaria ischaemum, erigeron canadensis, herniaria glabra, herniaria hirsuta, polygonum aviculare, psammophiliella muralis, setaria pumila, trifolium arvense, achillea millefolium, centaurea cyanus, lysimachia arvensis, persicaria lapathifolia, polycnemum arvense, scleranthus annuus, setaria viridis, silene latifolia, spergula arvensis, spergularia rubra, trifolium campestre, vicia sativa, filago arvensis, senecio vernalis, sinapis arvensis