Athena Stack- 32 oz They don’t need any activation

They don’t need any activation or maintenance

It is reusable as long as it is thoroughly cleaned between uses

Hygrozyme® provides a cleaner root zone by accelerating the breakdown of dead root matter

Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw

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Athena Stack- 32 oz They don’t need any activationStack 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.