centaurea cyanus, cirsium arvense, convolvulus arvensis, echium vulgare, euphorbia helioscopia, euphorbia tommasiniana, fallopia convolvulus, fumaria officinalis, galeopsis bifida, galeopsis ladanum, lapsana communis, persicaria lapathifolia, raphanus raphanistrum, setaria viridis, sonchus arvensis, tussilago farfara, vicia cracca, avena fatua, erysimum hieraciifolium, psammophiliella muralis, spergula arvensis