General Hydroponics pH Up eligible-for-discount Connect to existing ventilation system

Connect to existing ventilation system to distribute throughout room or air exhaust system

The Ceramic HPS produces a white light and has a much broader spectrum with an abundance of red spectral energy

These growing blocks are used for direct sowing or "blocking on" of Macro and Multiblock raised plants

aged softwood bark

General Hydroponics pH Up eligible-for-discount Connect to existing ventilation systemTo maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5. 5 and 6. 5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because our formulas are pH buffered. However, some important exceptions do exist. Acid content can reach unacceptable levels when nutrient solutions are mixed with