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Requires three AAA batteries (sold separately)
We have combined the Bluelab® Multimedia pH Meter and Bluelab® Leap™ pH Probe to take fast
Powder Free
Potassium Nitrate
Athena Stack, 5 Gallon Grow Tents Requires three AAA batteries (soldStack is a natural plant nutrient made from kelp extract. The nutrients in Stack encourage healthy growth and flowering. Stack gives the plant tools to reach its full genetic potential. When used as a foliar or root drench, Stack helps correct minor potassium deficiencies. Instructions for use: May be used as a foliar spray or root drench, one application weekly. Safe for use in irrigation systems. Stack contains organic ingredients and may separate
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