Perlite is a volcanic glass that is often used in gardening due to its lightweight, porous nature that aids in healthy plant development. "It is made from a type of volcanic glass called obsidian," ...
Martha Stewart Living on MSN
Perlite Is the Secret to Improving Soil Drainage—Here's How to Use It in Your Garden
Perlite's properties make it great for soil drainage, aeration, and healthy plant growth. As any avid gardener knows, keeping ...
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