gb, breckland & south norfolk, cirsium arvense, galium aparine, poa annua, capsella bursa-pastoris, stellaria media, tripleurospermum inodorum, urtica dioica, chenopodium album, lysimachia arvensis, veronica persica, polygonum aviculare, fallopia convolvulus, viola arvensis, senecio vulgaris, sonchus arvensis, elymus repens, ranunculus repens, sinapis arvensis, rumex crispus, persicaria maculosa, matricaria discoidea, plantago major, agrostis stolonifera, gnaphalium uliginosum, convolvulus arvensis, sonchus asper, papaver rhoeas, matricaria chamomilla, epilobium hirsutum, equisetum arvense, trifolium repens, poa trivialis, euphorbia helioscopia, alopecurus myosuroides, lamium purpureum, myosotis arvensis, atriplex patula, lolium perenne, centaurea cyanus, argentina anserina, persicaria lapathifolia, raphanus raphanistrum, sonchus oleraceus, phragmites australis, persicaria amphibia, heracleum sphondylium, lemna minor, stachys palustris, spergula arvensis, solanum dulcamara