GroLine Waterproof Hydroponic pH Tester Deer Repellent Provide an all-natural alternative to

Provide an all-natural alternative to toxic chemicals

Will not burn plants (When used as directed)

With beneficial microbes present

One way to supplement organic matter in low humus soils is to add commercial humic acid preparations

If your broaford should ever fail

GroLine Waterproof Hydroponic pH Tester Deer Repellent Provide an all-natural alternative toThe GroLine HI98118 pH temperature tester is our latest pocket meter for measuring the pH of a hydroponic nutrient solution. This modern looking meter is only 0. 7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98118 has a very large easy to read LCD display that shows both pH and temperature along with calibration, stability and low battery indicators. All operations are simplified to two buttons. One is for turning the meter