General Hydroponics®, Armor Si®, 0-0-4, Silica for Plant Growth Enhancement (6 Gallon) complete-systems which extends the life of

which extends the life of the filter by capturing larger particles before they can reach the activated carbon

this premium biostimulant helps create optimal conditions to unlock maximum yields packed with bud-laden branches from top to bottom

GROW introduces extra nitrogen to foster growth

Hydrofarm beakers allow you to stock your shelves - or just stock up - to get your fill

General Hydroponics®, Armor Si®, 0-0-4, Silica for Plant Growth Enhancement (6 Gallon) complete-systems which extends the life ofArmor Si Silica For Plant Growth Enhancement, Soluble Potash (K2O) 4% 6 Gallon Armor Si, with 4% Soluble Potash (K2O), is a versatile growth enhancer suitable for hydroponics, Coco Coir, and all grow media. Strengthen your plants, improve structure, and boost foliar development. Increase yield and enhance flower and fruit production. Benefits Armor Si is suitable for all types of plants during all stages of growth Use as a growth enhancer with