What’s Hydroponic, What’s Not?
If a plant is grown without soil and with a complete nutrient solution, that’s hydroponics! It can be as simple as plants glowing in sand, gravel or rockwool with a nutrient drip, or as complex as a complete waterculture system, such as NFT or aeroponics. No matter what method you use, the key to successful […]
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Perlite
Perlite is an ideal hydroponic media because it is so light in weight. Perlite is an amorphous volcanic glass that has relatively high water content, typically formed by the hydration of obsidian. It occurs naturally and has the unusual property of greatly expanding when heated sufficiently. When used in growing systems, it is noted for […]
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