centaurea cyanus, chenopodium album, lycopsis arvensis, raphanus raphanistrum, capsella bursa-pastoris, stellaria media, achillea millefolium, apera spica-venti, crepis tectorum, elymus repens, erodium cicutarium, fallopia convolvulus, galeopsis tetrahit, matricaria chamomilla, myosotis arvensis, persicaria maculosa, poa trivialis, polygonum aviculare, senecio vulgaris, spergula arvensis, viola arvensis, viola tricolor