The Squirm Firm Worm Farming pH Meter for Red Wiggler Composting Bins




  • Quickly check the pH in your worm bin so you can know if your worms are in danger!
  • Easy-to-read gauge alerts you to acidic conditions with just a glance so that you know when you need to react to keep your worms safe.
  • Eliminate the guesswork involved in maintaining your worm bin and experience the peace of mind knowing that you will always know if a problem arises.
  • Nine inch probe reaches deep into the worm bedding to get the most accurate reading possible.
  • Perfect for use with the Worm Factory, the Vermihut, and any other worm composing kit. No batteries required.

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