Acharya Balkrishna, the well-known Ayurvedic scholar and co-founder of Patanjali, recently shared something on Facebook that many of us have quietly forgotten: the quiet power of the humble clay pot.

An olla is an unglazed clay pot that you bury in your soil and fill with water, and it can cut your garden watering time dramatically while using up to 70% less water than a hose or can. These are ...