Skunk Labs Horticulture Silicate 7.8 Soluble Silica Supplement For Plants 4 Pack - Best Value Makes 1 Gallon 7.8% Concentrate **No Shipping to California** Orders Place From California Will Not Be Fulfilled At This Time Most Affordable Silica For Plants (7.8% Silicon Concentrate), Cheaper Than Silica Blast 2% Concentrate Potassium Silicate Powder Dilutes Into 1 Gallon liquid Concentrate Increases Branch Strength & Durability, Simply Add To Water & You'll Have A More Potent Product For Half The Price Weight: 1.2lbs Dry Dilutes To 1 Gallon Liquid , Discreet Shipping