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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
1 cup weighs approx
but it means more energy actually reaches the plants…
advanced mode is perfect for greater customization and setting your desired pace
With countless hours of extensive professional testing
which happens often
Power Si Potassium Silicate, 250 ml Double Ended Grow Lights 1 cup weighs approxImprove Your Crops' Yield, Vigor, Strength & Lateral Branching Power Si is the original patented form of stabilized, bioavailable silicic acid for crops. Unlike other silica products, we work with the best possible silicic acid matrix (patented!) to ensure superior absorption. Power Si is a proprietary organic biomix containing highly bioavailable micro and macronutrients. It is a pure, highly concentrated formula with fast visible effects. Power Si
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