Newmarket, Ontario (Head Office)
1175 Stellar Drive, Unit #5
Newmarket, ON L3Y 7B8
- Mon10:00am–6:00pm
- Tue10:00am–6:00pm
- Wed10:00am–6:00pm
- Thu10:00am–6:00pm
- Fri10:00am–6:00pm
- Sat10:00am–4:00pm
- SunClosed
$0.00 CAD
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Provision Gardens Provision Horticulture Pumice is a soil amendment and growing media additive built to improve soil aeration, drainage, and moisture retention in potted and garden soils. It’s a straightforward foundation for growers who want a better-balanced root zone without turning their mix heavy or tight.
Its lightweight, porous structure creates lasting space in the root zone so air and water can move more freely. That open structure helps support steadier moisture levels while keeping the soil feeling lighter and more responsive. In containers or garden beds where compaction can creep in, this horticulture pumice is designed to keep the root zone more breathable and more consistently supported.
Provision Horticulture Pumice improves structure without breaking down, which helps keep air pockets in place over time. That long-term stability supports soil longevity and makes it a dependable choice for long-term soil structure. The visually appealing gray color also keeps container setups looking clean, especially when you prefer a tidy, uniform look across multiple pots.
Better structure does real work for the plant. By supporting strong root development, this horticulture pumice helps roots breathe while still accessing moisture. The porous texture also supports nutrient retention, helping maintain a healthy, well-balanced growing environment that encourages vigorous plant growth. The result is a root zone that stays more comfortable and more consistent when oxygen and moisture balance matter.
Made from horticulture pumice, this soil amendment is well suited to growers who want dependable performance from their soils and prefer a medium that holds its structure over time. It’s a good fit for gardeners who value superior soil aeration, reliable drainage, and steady moisture retention in potted and garden soils, especially when long-lasting structure is the goal.
Horticulture pumice creates long-lasting air pockets and stable drainage pathways in the root zone, so roots can breathe while still accessing moisture. It’s unique because it improves structure without breaking down or floating out of the mix like some similar aeration materials, which helps prevent the wet, oxygen-poor conditions that cause root stress and “false deficiency” symptoms.

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