be, arr. halle-vilvoorde, convolvulus arvensis, lolium perenne, plantago lanceolata, vicia sativa, vicia hirsuta, polygonum aviculare, veronica persica, ranunculus repens, cirsium arvense, trifolium repens, poa annua, achillea millefolium, geranium dissectum, cerastium glomeratum, poa trivialis, daucus carota, sonchus asper, bromus hordeaceus, chenopodium album, veronica arvensis, raphanus raphanistrum, dactylis glomerata, lysimachia arvensis, rumex crispus, capsella bursa-pastoris, holcus lanatus, senecio vulgaris, plantago major, trifolium pratense, galium aparine, elymus repens, papaver rhoeas, stellaria media, equisetum arvense, matricaria chamomilla, heracleum sphondylium, medicago lupulina, arrhenatherum elatius, persicaria maculosa, agrostis stolonifera, cerastium fontanum, cerastium holosteoides, hordeum vulgare, rumex acetosa, gnaphalium uliginosum, ranunculus acris, euphorbia helioscopia, fallopia convolvulus, centaurea cyanus, echinochloa crus-galli