secale cereale, silene noctiflora, viola arvensis, arenaria serpyllifolia, ceratodon purpureus, convolvulus arvensis, fallopia convolvulus, apera spica-venti, chenopodium album, delphinium consolida, elymus repens, euphorbia helioscopia, lysimachia arvensis, stellaria media, tripleurospermum inodorum