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Wally from Denver, Co writes

What is the shelf life of a sealed packet of Criterion 75 WSP Systemic Insecticide?

I only need one packet to treat my elm tree. Will a sealed packet last 3 to 4 years?

Answer:

A packet of Criterion 75 WSP Systemic Insecticide has a shelf life of 3-5 years when stored at room temperature. 

Answer last updated on: 02/28/2016

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