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Grow Lights & PPFD Guides

How Much PPFD Do You Need? A Practical Guide for Australian Indoor Growers
PPFD is the metric that tells you how much usable light is actually reaching your plants. Understanding it removes the guesswork from light placement, helps you choose the right fixture for your space, and explains why two lights with identical wattage can produce very different results. This guide covers what PPFD measures, the target ranges for different crops and growth stages, and how to apply that information in a real Australian grow room. What PPFD Measures PPFD stands for Photosynthetic Photon Flux Density. It measures the number of photons in... Read more...
Switching from HPS to LED grow lights? Learn the key differences, pros and cons, and how to optimise your hydroponic setup for better yields and quality.
Switching from HPS to LED is one of the biggest decisions an indoor grower can make. This guide covers the key differences, what to expect from your first LED run, and how to optimise your setup for better yields and quality. Read more...
Best Grow Lights for Hydroponics in Australia (2026 Guide)
A practical comparison of the best LED grow lights for indoor hydroponics in Australia in 2026. Covers efficacy ratings, PPFD coverage, heat output and value per watt across the SANlight EVO and Medic SS420+ ranges. Read more...