Join YHEP Instructor Ian Ford-Terry as he walks you through the process of making your own homemade pH testing solution and pH testing strips out of Red Cabbage broth!
Activity: Experiment with making your own pH solution from red cabbages and other dark red or purple fruits and veggies!
- Hardeep, S. & Dunn, B. (2017). “Electrical Conductivity and pH Guide for Hydroponics” Oklahoma State Extension, HLA-6722
- Treftz, C., Kratsch, H., and Omaye, S. 2015, Hydroponics: A Brief Guide to Growing Food Without Soil, Extension | University of Nevada, Reno, Fact Sheet FS-15-08