beta vulgaris, convolvulus arvensis, persicaria lapathifolia, thlaspi arvense, apera spica-venti, artemisia vulgaris, chenopodium album, cirsium arvense, elymus repens, equisetum arvense, euphorbia helioscopia, polygonum aviculare, sinapis arvensis, tripleurospermum inodorum, geranium molle