chenopodium album, chaenorhinum minus, convolvulus arvensis, elymus repens, medicago lupulina, polygonum aviculare, sonchus arvensis, achillea millefolium, agrostis gigantea, arabidopsis arenosa, artemisia campestris, bromus tectorum, carum carvi, cerastium holosteoides, equisetum arvense, erigeron acris, fallopia convolvulus, melilotus albus, onopordum acanthium, persicaria maculosa, radiola linoides, senecio vernalis