Milwaukee Instruments pH51 Waterproof pH Tester with Replaceable Probe organic avocado fertilizer Derived from elemental sulfur and

Derived from elemental sulfur and gypsum

Vegetables and annual flowers: Line holes and seed row with 1 to 2 inches of worm castings

6" (25 X 25 X 40mm)

Reduces fertilizer requirements by up to 30%

Milwaukee Instruments pH51 Waterproof pH Tester with Replaceable Probe organic avocado fertilizer Derived from elemental sulfur andAdd to cart to view discounted price. The Milwaukee Waterproof pH51 Tester is one of our most accurate low cost, rugged and reliable pH testers in the market featuring the ability to easily replace the probe providing for years of carefree use. Its simple 2 point manual calibration is simple to use. Ideal for use in aquariums, hydroponics, horticulture, pools and many other applications. The Milwaukee pH51 pH tester offers: ACCURACY The Waterproof