STS dry chems


Video instructions for making STS:


Video for using STS to produce female pollen (XX, no Y pollen):


Out of stock

1.6 grams Silver Nitrate

3.6 grams Sodium Thiosulfate

Instructions for:

  • mixing chemicals into a stock solution
  • creating a working solution from the stock solution
  • using the STS for making feminized seeds

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SKU: STS Category: