festuca ovina, hordeum jubatum, achillea millefolium, bromus hordeaceus, dianthus borbasii, erigeron canadensis, pteridium aquilinum, trifolium arvense, chenopodium album, descurainia sophia, echinochloa crus-galli, euphorbia cyparissias, fallopia convolvulus, fragaria vesca, galeopsis speciosa, galinsoga parviflora, lactuca serriola, lepidium ruderale, oxybasis rubra, pilosella officinarum, potentilla argentea, solanum nigrum, viola arvensis