Reusing Pistachio Shells: How to Turn Them Into Powder and Use It in Your Garden

down faster than whole shells.

For the best compost, balance shell powder with nitrogen-rich (“green”) materials such as vegetable scraps, coffee grounds, and fresh grass clippings.

2. Blend It Into Garden Soil

Mix a small amount of shell powder into garden beds before planting. As it gradually decomposes, it contributes organic matter that can help improve continue reading …