Electricity is the largest ongoing cost in indoor hydroponic growing, and in Australia it has become significantly more expensive over the past few years. Average residential rates across Victoria, New South Wales, Queensland, and South Australia now sit between 28 and 38 cents per kilowatt-hour depending on provider and tariff. For a standard hobby grow room running a 600W HPS, extraction fans, water pumps, and environmental controls, monthly electricity costs can easily reach $80 to $150. For more serious setups, considerably more. This guide covers the most effective ways to...
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One question comes up constantly from Australian indoor growers: "How much does a hydroponic setup actually cost to run?" With electricity prices continuing to rise across Victoria, New South Wales, Queensland and South Australia, more growers are paying close attention to hydroponic electricity costs, LED vs HPS power consumption, and how to build genuinely energy-efficient indoor grow rooms. This guide breaks down the real-world running costs of a standard indoor hydroponic setup using current 2026 Australian electricity prices. We compare a traditional 600W HPS grow light against a modern LED...
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