Volcanic Rock- Pumice 3/8''

Pumice lava rock will improve drainage and aeration. Available in bulk
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Pumice is a type of volcanic lava rock that is lightweight and porous. It is used as an amendment in soil and potting mixes to improve drainage and contribute to moisture retention. Pumice is great for drainage, while pumice works well in retaining moisture for larger pots or in landscaped areas. A combination of the two can be used to perfect desired drainage rates.

Suggested application: 5%-30% of total soil mix.
Available in bulk
Weight: Approximately 1200 lbs./yard