sonchus arvensis, convolvulus arvensis, chenopodium album, cirsium arvense, euphorbia tommasiniana, fallopia convolvulus, lappula squarrosa, pimpinella saxifraga, polygonum aviculare, tripleurospermum inodorum, arenaria serpyllifolia, capsella bursa-pastoris, ceratocarpus arenarius, lactuca serriola