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Used alongside a complete base fertilizer
Encourages increased bud formation and flower production
They have proven to be an industry leader
Shrubs and Berries
HANNA GroLine Waterproof EC/TDS (ppm) Tester Air Pumps | Tubing & Hose Used alongside a complete baseHANNA GroLine Waterproof EC TDS (ppm) Tester (Model HI98318) The GroLine Waterproof EC TDS Tester is made specifically for hydroponics, provides a simple, inexpensive solution to measure fertilizer concentration in a nutrient solution. The HI98318 EC TDS tester has a graphite sensor that reduces the polarization effect common with amperometric testers that use two stainless steel pins. Automatic calibration is achieved easily. Simply submerge the
