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The result of months of scientific research and trials is Grodan Gro-Blocks Improved with Grodan’s Advanced Wetting Agent
Use with a pump filter bag (product #728188 or #728190) Dimensions are 17
• KCL storage solution (10ml bottle)
An inspired collaboration between two of the most respected lighting companies in the horticulture industry
Apera GroStar GS2 Soil pH Pen Granular Humic Acids The result of months ofAI31020 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