Description
Secret Feeds Biochar 10 Litre is a carbon-rich soil booster that can improve soil structure, water retention, drainage and aeration, while providing habitat for beneficial soil microbes.
Secret Feeds Biochar 10 Litre is a premium soil booster. Biochar is a carbon-rich soil amendment that can improve soil structure, water retention, drainage and aeration, while providing habitat for beneficial soil microbes.
It enhances soil and can be mixed into compost and growing media, or used as a soil improver in garden beds, planters and borders. Made in Britain.
Key benefits
- Improves soil structure – helps improve soil structure, aeration and drainage.
- Increases water retention – can help soils retain water and nutrients.
- Supports beneficial microbes – porous biochar can provide habitat for beneficial soil microorganisms.
- Long lasting – biochar is highly stable and can persist in soil for very long periods.
Biochar 10 Litre at a glance
Supplied in a brown kraft stand-up heat-seal pouch with the Secret Feeds label applied.
| Product | Biochar |
|---|---|
| Size | 10 Litre |
| Category | Granular Media |
| Format | Brown kraft stand-up heat-seal pouch |
| Origin | Made in Britain |
How to use Biochar 10 Litre
Mix thoroughly into soil or growing media and incorporate well, following the application rate on the pack and the needs of the soil and plants.
As a growing media additive, mix into compost or growing media according to the requirements of the plant and growing medium. As a soil improver, use it to improve soil structure, aeration and drainage in garden beds, planters and borders.
Ideal for
- Seeds
- Cuttings
- Potting mixes
- Containers
- Seed trays
- Propagation
- Garden beds, planters and borders (as a soil improver)
For general growing advice, see the RHS guide Biochar.
Biochar 10 Litre FAQ
What is biochar?
Biochar is a carbon-rich soil amendment. Its porous structure can provide habitat for beneficial soil microbes, and it can improve soil structure, water retention, drainage and aeration.
How long does biochar last in the soil?
Biochar is highly stable and can persist in soil for very long periods.
Where can I use it?
Mix it into compost, potting mixes and growing media, or use it as a soil improver in garden beds, planters and borders.









