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5% Soluble Potash (K2O) 5
-Color: Blue
Working temperature: -4°F to 221°F
with optional add-ons to reach up to 10'—the tallest in the industry
The result is a comprehensive solution you can use for vigorous organic vegetation
GroStar GS2 Soil PH/Temp (2-IN-1) Pen Mushroom Growing Kit Depot 5% Soluble Potash (K2O) 5Description Product Details: AI31020 GroStar GS2 Soil PH TEMP (2 IN 1) Pen Lab grade instruments designed specifically for growers! Includes: 2 year warranty (instrument) 1 year warranty Swiss made (probe) pH 7 and 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
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