hordeum vulgare, avena fatua, avena sativa, chenopodium album, equisetum arvense, euphorbia helioscopia, fallopia convolvulus, galium spurium, lamium amplexicaule, lysimachia arvensis, oxalis stricta, polygonum aviculare, rumex crispus, sonchus asper, tripleurospermum inodorum, viola arvensis