Use: This highly concentrated silica should only be used at 1 tablespoon per 50 gallons of water and should be mixed first before adding other nutrients. This product is pure technical grade; do not exceed the recommended dose. CARACTERISTICS: Pure Potassium Silicate is not only the best source of silica but it is also the most used product to manufacture most of the additives in liquid form on the market. Silica is very important in hydroponics and green house crops. The plants are going to be more tolerant to drought and have more enlarged leaves and fruits and the stems can support more weight. In adequate amounts, silica is an important and necessary additive throughout the growth and flowering period. In exaggerated amounts it can bring negative consequences for our crops, remember that this product contains 60% silica while liquids only 2%, and for this reason you should be careful when using it. Keep tightly closed and do not store in extreme temperatures.