brassica napus, stellaria media, tripleurospermum inodorum, papaver rhoeas, apera spica-venti, aphanes arvensis, matricaria chamomilla, viola arvensis, anthemis arvensis, capsella bursa-pastoris, centaurea cyanus, elymus repens, equisetum arvense, fallopia convolvulus, lycopsis arvensis, polygonum aviculare, valerianella dentata