solanum tuberosum, convolvulus arvensis, galinsoga quadriradiata, stellaria media, cirsium arvense, euphorbia helioscopia, euphorbia peplus, galium aparine, geranium columbinum, lapsana communis, lolium perenne, polygonum aviculare, sonchus arvensis, agrostis stolonifera, capsella bursa-pastoris, chenopodium album, trifolium pratense