be, arr. mechelen, heracleum sphondylium, cirsium arvense, urtica dioica, ranunculus repens, lolium multiflorum, arrhenatherum elatius, veronica persica, holcus lanatus, poa trivialis, melilotus albus, lolium perenne, symphytum officinale, glechoma hederacea, tanacetum vulgare, geranium pyrenaicum, echinochloa crus-galli, galinsoga quadriradiata, matricaria discoidea, galium aparine, calystegia sepium, dactylis glomerata, vicia villosa, populus canadensis, erigeron canadensis, alopecurus pratensis, lepidium didymum, lathyrus latifolius, rumex obtusifolius, trifolium repens, plantago lanceolata, elymus repens, prunus serotina, rumex acetosa, agrostis stolonifera, equisetum arvense, ranunculus acris, stellaria media, brassica rapa, silene coronaria, quercus robur, setaria helvola, cerastium fontanum, phragmites australis, artemisia vulgaris, anthriscus sylvestris, sambucus nigra, achillea millefolium, bidens frondosa, pilosella aurantiaca, phalaris arundinacea