gb, kent thames gateway, lysimachia arvensis, chenopodium album, stellaria media, fallopia convolvulus, vicia hirsuta, capsella bursa-pastoris, viola arvensis, polygonum aviculare, veronica persica, cirsium arvense, vicia sativa, senecio vulgaris, poa annua, veronica arvensis, centaurea cyanus, myosotis arvensis, aphanes arvensis, convolvulus arvensis, raphanus raphanistrum, galium aparine, papaver rhoeas, lamium purpureum, sonchus asper, persicaria maculosa, tripleurospermum inodorum, euphorbia helioscopia, plantago major, gnaphalium uliginosum, equisetum arvense, sinapis arvensis, scleranthus polycarpos, rumex acetosella, scleranthus annuus, erodium cicutarium, spergula arvensis, achillea millefolium, rumex angiocarpus, sonchus oleraceus, arenaria serpyllifolia, lapsana communis, veronica hederifolia, elymus repens, matricaria chamomilla, arabidopsis thaliana, trifolium repens, mercurialis annua, aethusa cynapium, lamium amplexicaule, sonchus arvensis, apera spica-venti