avena sativa, spergula arvensis, avena strigosa, agrostis gigantea, digitaria ischaemum, holcus mollis, hordeum vulgare, persicaria lapathifolia, anthoxanthum aristatum, arnoseris minima, centaurea cyanus, elymus repens, fallopia convolvulus, scleranthus annuus, triticum aestivum, viola arvensis