Cannabinology Feminized Seed Spray is an easy to use Silver Thiosulfate Spray Kit to make feminized seeds. This small STS Spray Kit contains enough Silver Thiosulfate (STS) to make 1 oz or about 30 ml of STS spray. Enough STS spray to sex reverse 1 small plant and perfect to make a few hundred or even a few thousand seeds as a home grower! Just add water to the STS solution in the STS spray bottle and you're ready to begin!
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