https://bytebang.at/categories/home-automation/Recent content in Home Automation on bytebangHugode-ATWed, 28 Oct 2026 18:08:25 +0100https://bytebang.at/blog/aquaponics-controller-with-esphome-and-home-assistant/Wed, 28 Oct 2026 00:00:00 +0000https://bytebang.at/blog/aquaponics-controller-with-esphome-and-home-assistant/<h2 id="the-problem">The Problem</h2> <p>Aquaponics combines fish farming and plant cultivation in one water cycle: the fish produce nutrients, bacteria convert them, and the plants clean the water that flows back to the fish. In my greenhouse two separate systems – a left and a right side – are running, each with its own fish tank, grow bed and vertical pipe towers for lettuce. The fish are catfish.</p> <p>Such a system only works if a handful of things run reliably, day and night, all year round:</p>