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More about Mother Earth® Course-Grade Perlite - 4 cu ft Bag
Add porosity to soil and soilless mixtures with this 4 cu ft bag of Mother Earth Course-Grade Perlite. A 100% naturally occurring siliceous rock when heated to 1,600° F expands up to 20 times its original volume. This kilning process is very similar to popping popcorn and produces a growing media that is sterile and has a neutral pH of 7.0. This perlite has numerous hydroponic applications as well.
Features
- Coarse is about 1/8" to 1/4"
- Sterile
- Neutral pH of 7.0
- Add porosity to soil & soilless mixtures, as well as hydroponic applications
- 4 cu ft bag
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