centaurea cyanus, papaver rhoeas, apera spica-venti, atriplex patula, elymus repens, euphorbia helioscopia, fallopia convolvulus, galium aparine, myosotis arvensis, roemeria argemone, secale cereale, sinapis arvensis, veronica hederifolia, viola arvensis, cirsium arvense, delphinium consolida, equisetum arvense, lysimachia arvensis, odontites vernus, scandix pecten-veneris, silene noctiflora, sonchus arvensis, stachys palustris, trifolium pratense, arenaria serpyllifolia, buglossoides arvensis, convolvulus arvensis, plantago major