gb, peterborough, cirsium arvense, urtica dioica, ranunculus repens, lolium perenne, capsella bursa-pastoris, galium aparine, stellaria media, plantago lanceolata, trifolium repens, lamium album, epilobium hirsutum, dactylis glomerata, rumex crispus, trifolium pratense, convolvulus arvensis, heracleum sphondylium, poa trivialis, anthriscus sylvestris, bellis perennis, rubus fruticosus, poa annua, crataegus monogyna, rumex obtusifolius, plantago major, geranium dissectum, vicia sativa, medicago lupulina, papaver rhoeas, achillea millefolium, sisymbrium officinale, polygonum aviculare, lamium purpureum, cirsium vulgare, sonchus oleraceus, dipsacus fullonum, bromus sterilis, matricaria discoidea, senecio vulgaris, ranunculus acris, cerastium fontanum, helminthotheca echioides, potentilla reptans, arrhenatherum elatius, sonchus asper, hordeum murinum, chenopodium album, holcus lanatus, elymus repens, taraxacum officinale, agrostis stolonifera