General Hydroponics® CocoTek® Professional Grow A 3 - 0 - 1 & B 1 - 2 - 4 Blowers Unique double-ended construction allows for

Unique double-ended construction allows for maximum optical efficiency and uniformity

Derived from: Calcium Nitrate

Contents: pH Pen (AAA battery included)

If you’ve ever seen a star athlete tackle a marathon or triathlon

General Hydroponics® CocoTek® Professional Grow A 3 - 0 - 1 & B 1 - 2 - 4 Blowers Unique double-ended construction allows forGH Cocotek Grow Pro B 275 Gallon This item is available for local pickup only due to oversize. Put even more power into coconut coir with the Professional formula that makes the most of your amendments. Featuring calcium and magnesium, CocoTek Professional Grow A+B offers an easy to use formula thats designed to enhance your coir. You can deliver nutrition from growth to bloom, giving your plants the benefits of premium nutrients in addition to the