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Total Nitrogen – 1%
Dual Chambers
The result of months of scientific research and trials is Grodan Gro-Blocks Improved with Grodan’s Advanced Wetting Agent
Thiamine is a natural hormone that is present in the plant
Apera GroStar GS2 Soil pH Pen Granular Humic Acids Total Nitrogen – 1%AI31020 GroStar GS2 Soil pH Pen Lab grade instruments designed specifically for growers! Includes: 2 year warranty (instrument) 1 year warranty (probe) pH 7 & pH 4 solution (50ml bottles of each) KCL soaking solution (10ml bottle) Cleaning brush Hole dibber Lanyard and user manual Features: Measures pH and temperature in nutrient solution, soil, coco coir, rockwool, and many other media types Premium probe technologies and materials ensure high