PROBLEM TO BE SOLVED: To provide a method for growing an ornamental aquatic plant wherein a producer and a user can easily grow the aquatic plant.SOLUTION: The method for growing the ornamental aquatic plant is obtained by: placing caulescent grass 13 and/or basal grass 11 and 12 which are cut so as to include a growing point, on a base 10 configured by filling culture soil in a bag made of a net-like material inserting a metallic or plastic inverted U-shaped fixer 14 into the base to fix the caulescent grass and/or basal grass to the base placing the base on a tray 15 and feeding water by sprinkling and making the caulescent grass and/or basal grass take root through the bag of the base.COPYRIGHT: (C)2012,JPO&INPIT【課題】 生産者にとってもユーザにとっても水草を育成しやすい観賞用水草の育成方法を提供する。【解決手段】 ネット状素材の袋に培養土を詰めて構成される土台10に、生長点を含むように切断された有茎草13及び/又は根生草11、12を載せ、金属製又はプラスチック製の逆凵状の固定具14を土台に差し込んで有茎草及び/又は根生草を土台に固定し、土台をトレイ15上に載せ、散水にて水を与えて有茎草及び/又は根生草を土台の袋を通して根付かせるようにした。【選択図】 図1