papaver rhoeas, avena sterilis, centaurea solstitialis, cirsium arvense, fallopia convolvulus, galium tricornutum, gladiolus italicus, lactuca virosa, lolium rigidum, medicago sativa, melilotus officinalis, polygonum aviculare, ranunculus arvensis, rapistrum rugosum, veronica persica, vicia pannonica, atriplex patula, bifora radians, centaurea scabiosa, delphinium pubescens, neslia paniculata