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The Bluelab ppm Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustments are needed
Use SuperCharge throughout the entire growth cycle and bloom cycle at the rate of 4mL/1Gallon for normal plant maintenance
5mls per litre Run to waste 1ml per litre Organic 10-20mls per litre
Clean crops are essential to people and our planet
B&W Poly 10'x10' 5.5 mil House and Garden The Bluelab ppm Pen simplyGet double the grow room assistance with this waterproof alternative to metallized film. Unroll this two sided film and custom fit your indoor garden, eliminating concerns over whether you've got afternoon facing light or a climate that supports your preferred greenery. Use the white side for walls and floors, taking advantage of the material's 90 percent reflectivity. When you want to block out light and sun, use the light resistant black side.
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