achillea salicifolia, allium angulosum, anthoxanthum repens, bidens tripartita, butomus umbellatus, cirsium arvense, convolvulus arvensis, echinochloa crus-galli, euphorbia palustris, euphorbia tommasiniana, galium rubioides, gratiola officinalis, inula britannica, lotus corniculatus, lythrum virgatum, mentha arvensis, plantago major, potentilla reptans, rubia tatarica, setaria pumila, stachys palustris, thalictrum flavum, typha angustifolia, veronica longifolia, vicia cracca, xanthium strumarium