Description
General Hydroponics®, Armor Si®, 0 0 4, Silica for Plant Growth Enhancement (2.5 Gallon) Air Filter Better Light Penetration: The SF1000D Better Light Penetration: The SF1000D full spectrum LED grow light employs the use of Samsung M301B diodes currently the most potent available LEDs Preventative Use:Mix 2 oz per gallon of water and apply at 1 gallon per 1