secale cereale, apera spica-venti, cirsium arvense, digitaria ischaemum, erigeron canadensis, stellaria palustris, achillea millefolium, camelina sativa, ceratodon purpureus, daucus carota, elymus repens, glechoma hederacea, lolium perenne, oxalis stricta, plantago major, sagina nodosa, silene latifolia, sonchus arvensis, veronica triphyllos, viola arvensis