Colorado Lava Rock GranulesBonsai Tree Soil Additive – 2 lbs. (1 Qt.)

Description

Lava Rock is a naturally occurring volcanic cinder that has a porous structure which makes the material lightweight and highly moisture retentive. Incorporate into your bonsai soil mix to increase drainage (aeration). It will absorb up to 40% of its wei2 lb. bag1/4″ granules