Growing Edamame Indoors: Japan's Hydroponic Breakthrough

Hydroponics Daily · Nov 13, 2025 · 7m · transcript

Dr. Russell Shaw explores recent Japanese research showing that edamame can be successfully grown hydroponically under LED lighting, yielding stable, high-quality crops independent of season.

The indoor methods produced stronger plants, higher sugar and isoflavone levels, and suggest a way to grow nutrient-dense, protein-rich legumes in vertical farms—opening new opportunities beyond typical leafy greens.

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Professor Toshio Sano from the Faculty of Bioscience and Applied Chemistry at Hosei University

University of…