gb, northumberland, cirsium arvense, jacobaea vulgaris, heracleum sphondylium, rumex crispus, plantago lanceolata, helminthotheca echioides, urtica dioica, achillea millefolium, centaurea nigra, sonchus arvensis, senecio vulgaris, rubus fruticosus, cerastium fontanum, sonchus oleraceus, centranthus ruber, dipsacus fullonum, dactylis glomerata, sonchus asper, galium aparine, cirsium vulgare, raphanus raphanistrum, honckenya peploides, taraxacum officinale, artemisia vulgaris, reseda luteola, medicago lupulina, lysimachia arvensis, vicia sativa, daucus carota, tripleurospermum inodorum, hippophae rhamnoides, silene latifolia, lotus corniculatus, arrhenatherum elatius, tussilago farfara, senecio squalidus, crambe maritima, papaver rhoeas, tripleurospermum maritimum, trifolium repens, sisymbrium officinale, convolvulus arvensis, galium verum, geranium molle, lolium perenne, stellaria media, bellis perennis, capsella bursa-pastoris, leymus arenarius, ranunculus repens