hordeum vulgare, euphorbia helioscopia, anthemis arvensis, equisetum arvense, persicaria maculosa, veronica arvensis, chenopodium album, cirsium arvense, convolvulus arvensis, fallopia convolvulus, juncus bufonius, lamium purpureum, myosotis arvensis, poa pratensis, poa trivialis, silene latifolia, sonchus oleraceus, stachys palustris, stellaria media