secale cereale, centaurea cyanus, apera spica-venti, euphorbia esula, galium aparine, fallopia convolvulus, anthemis ruthenica, convolvulus arvensis, raphanus raphanistrum, roemeria argemone, vicia villosa, viola arvensis, bromus sterilis, chenopodium album, cirsium arvense, delphinium consolida, descurainia sophia, elymus repens, equisetum arvense, erigeron canadensis, vicia sativa