gb, cardiff and vale of glamorgan, cirsium arvense, plantago lanceolata, jacobaea vulgaris, urtica dioica, heracleum sphondylium, achillea millefolium, galium aparine, dactylis glomerata, lysimachia arvensis, senecio vulgaris, rumex crispus, sonchus asper, vicia sativa, cirsium vulgare, trifolium repens, stellaria media, cerastium fontanum, sonchus oleraceus, capsella bursa-pastoris, arrhenatherum elatius, sonchus arvensis, poa annua, lotus corniculatus, ranunculus repens, galium verum, rubus fruticosus, medicago lupulina, holcus lanatus, raphanus raphanistrum, silene latifolia, lolium perenne, geranium molle, convolvulus arvensis, tussilago farfara, festuca rubra, daucus carota, myosotis arvensis, tripleurospermum inodorum, helminthotheca echioides, poa pratensis, reseda luteola, anthriscus sylvestris, elymus repens, artemisia vulgaris, trifolium pratense, chenopodium album, polygonum aviculare, centaurea nigra, plantago major, veronica persica