General Hydroponics pH Control Kit pH Probe from seed to harvest

from seed to harvest

and Romaine Lettuce

Lemon Basil Pre-seeded Seed Pack

KDF media can remove 99% of free chlorine

Food Safe Sanitizer Spray (32oz)

General Hydroponics pH Control Kit pH Probe from seed to harvestUsed in the STEM Garden water reservoir to regulate pH to ideal ranges for plants to grow. General Hydroponics pH Control Kit contains everything you need to measure pH levels of your hydroponic grow reservoirs RELIABLE RESULTS: The streamlined testing system delivers fast, accurate, and easy to read results every time ALL IN ONE KIT: Includes 8 oz. General Hydroponics pH Up Liquid, 8 oz. General Hydroponics pH Down Liquid, 1 oz. Test Indicator, test