Tank's Horticultural pumice is a natural volcanic rock used in potting mixes and blends to maximizes soil drainage and aeration. Adding pumice to your soil mix can help reduce soil compaction enabling healthy root systems. Its porous nature also retains water and nutrients, delivering them as needed. Tank's Horticultural Pumice is 3/8".
Mixing pumice into your soil
- Improves drainage and aeration
- Helps reduce soil compaction
- Higher water retention than perlite
- Does not decompose - Extends soil longevity!
Shop All Tank's Green Stuff Products here.
Mix rates and usage of pumice depends on plants and current soil conditions. Consider your growing situation when adding pumice and vary ratios as needed.
Soil Amending: Add 10-20% pumice to improve soil aeration and drainage
For cacti and succulents: A ratio of 50% pumice and 50% soil is often ideal for cacti and succulent plants
Container Gardening: Including a layer of pumice at the bottom of container pots helps prevent waterlogged roots.
Consider your growing situation when adding pumice and vary ratios as needed.
Available online and in-store (pickup from Oro Valley location). Call for discounts on pick up orders.
