cirsium arvense, papaver rhoeas, poa compressa, polygonum aviculare, trifolium repens, anthemis arvensis, bifora radians, bromus sterilis, capsella bursa-pastoris, chondrilla juncea, fallopia convolvulus, knautia integrifolia, lolium rigidum, melilotus officinalis, mentha suaveolens, potentilla reptans, rapistrum rugosum