centaurea cyanus, papaver rhoeas, aethusa cynapium, convolvulus arvensis, galium aparine, odontites vernus, avena fatua, campanula rapunculoides, cirsium arvense, coronilla varia, delphinium consolida, equisetum arvense, falcaria vulgaris, fallopia convolvulus, melampyrum arvense, mentha arvensis, polygonum aviculare, silene vulgaris, trifolium pratense