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Jacquie from Minneapolis writes

Once Miracle-Gro granules are diluted in water, how long is the solution effective?


We would not recommend to leave Miracle-Gro Water Soluble All Purpose Plant Food diluted longer than 24 hours. Water is the carrier and leaving it as a mixed solution for longer than 24 hours may allow it to loose it's efficacy.

Answer last updated on: 11/02/2018

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