Coarse Pumice

The Soil Lab Coarse Pumice comes in 5mm-10mm grade. It is ideal for mature or larger plants. For younger or smaller plants, try our Fine Pumice. 

Coarse pumice is an excellent addition to any plant enthusiast's soil mix. Pumice is a naturally occurring volcanic rock that has been extensively used in horticulture for its unique properties.

When used as a soil amendment, coarse pumice can provide excellent drainage, which is ideal for plants that prefer a well-draining soil. The porous nature of pumice also helps promote healthy root development, as it allows for air circulation in the soil.

Additionally, the rough texture of coarse pumice can help prevent soil compaction, which can be harmful to plant roots over time. Whether you are growing succulents, cacti, or other plants that require a well-draining soil, coarse pumice is an excellent choice that can help you achieve healthy, thriving plants.