be, arr. sint-niklaas, angelica archangelica, cirsium arvense, phragmites australis, epilobium hirsutum, cotula coronopifolia, urtica dioica, agrostis stolonifera, atriplex prostrata, erigeron canadensis, matricaria discoidea, calystegia sepium, lolium multiflorum, melilotus albus, poa trivialis, lolium perenne, bolboschoenus maritimus, poa annua, lycopus europaeus, galium aparine, epilobium ciliatum, plantago major, solanum dulcamara, bidens frondosa, phalaris arundinacea, lepidium didymum, stellaria media, elymus repens, ranunculus repens, ranunculus sceleratus, rumex obtusifolius, tripleurospermum maritimum, cirsium vulgare, rumex crispus, symphytum officinale, sonchus oleraceus, oxybasis rubra, trifolium repens, brassica rapa, persicaria maculosa, artemisia vulgaris, carduus acanthoides, eupatorium cannabinum, polygonum aviculare, lythrum salicaria, stachys palustris, rorippa palustris, tripolium pannonicum, persicaria hydropiper, echinochloa crus-galli, crassula helmsii