arrhenatherum elatius, artemisia vulgaris, atriplex patula, cirsium arvense, arctium tomentosum, descurainia sophia, elymus repens, lactuca serriola, papaver rhoeas, silene latifolia, atriplex sagittata, convolvulus arvensis, myosotis arvensis, euphorbia helioscopia, geranium palustre, polygonum aviculare