poa pratensis, hydrocotyle vulgaris, agrostis stolonifera, argentina anserina, holcus lanatus, mentha aquatica, plantago uliginosa, trifolium repens, poa annua, cerastium holosteoides, euphrasia stricta, linum catharticum, salix repens, carex nigra, juncus articulatus, lycopus europaeus, rhinanthus minor, scorzoneroides autumnalis, stellaria media