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The 6”x6”x4” block from GROW
Quick lock tumbler plug stays in place
Replaceable pH Electrode
Runs at 7250 CFM and 1100 RPM
Athena PK calmag plus The 6”x6”x4” block from GROWDescription Athena PK is a balanced bloom boosting complement to our Bloom fertilizers. This clean liquid booster is designed to supplement during the mid to late flowering phase. Athena PK is a low Nitrogen booster that provides additional Phosphorus and Potassium that high yielding plants require for maximal production. Many PK boosters add far too much of these elements and create a cascade of problems, such as reducing Calcium and Magnesium