avena sativa, equisetum arvense, centaurea cyanus, chenopodium album, cirsium arvense, hordeum vulgare, apera spica-venti, capsella bursa-pastoris, convolvulus arvensis, fallopia convolvulus, lamium purpureum, myosotis arvensis, persicaria lapathifolia, plantago major, sinapis arvensis, stachys palustris, tripleurospermum inodorum, vicia sativa