New

Volcanic Rock Dust

£6.50

Options

Clear

Volcanic Rock Dust

Volcanic Rock Dust supplies a broad suite of slow-release minerals, helping to remineralise tired soils and support long-term fertility. Ground to a super-fine powder for quicker release, this volcanic rock dust can be used at 10-20x lower rates than commonly available rock dust!

Benefits of Rock Dust for Your Garden

Replenishes Micronutrients: Restores key micronutrients depleted over successive cycles.
Feeds Microbial Life: Feeds diverse soil microbes, encouraging balanced biology.
Enhances Soil Function: Improves cation-exchange capacity and moisture management.

Additional Advantages

Finely ground for faster soil integration
pH-neutral, non-saline
Sourced from volcanic lava parent rock

Application Rates

Soil Mix: Add 0.5–2g per litre of soil

For best results, amendments should be applied after a soil test. Contact us if you need advice.

Typical Composition

Silicon (Si): 20%
Calcium (Ca): 8%
Magnesium (Mg): 5%
Iron (Fe): 7.5%

Product Data

Particle size: 125-1.4μm
Mean particle size: 39μm

Weight	0.5 kg

Reviews

There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

All plants sold are strictly for garden / ornamental purposes, not for human consumption. We are here to cultivate these beautiful plants and spread them as far as we can, nothing outside of growing (all things related to growing) will be tollerated.