A brief demonstration of Garden Tutor Soil PH Test Strips https://amzn.to/33QX0Nc being used to assess the PH value of Miracle-Gro potting mix. Paid link: As an Amazon Associate, I earn from qualifying purchases https://amzn.to/33QX0Nc I am a participant in the Amazon Associate program, and as such, will receive a tiny commission on purchases made through any product links. These days, every little bit helps. Thank you.