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Hot Deal Alert: FREE UK Delivery on orders Over £30 extended until 31st May!

Get your green fix with FREE delivery on all UK orders over £30 until 31st May 2024 by using code 30FREEDELIVERY 🌟

Shop now and ignite your gardening game with Carbon Gold!

*T&Cs apply. UK mainland orders only.*


Biochar for Professional Tree Care

Grown-up tree care

When added to topsoil and planting media, our enriched biochar blends have been proven to significantly increase survival rates of newly planted trees, boost the health and vitality of established trees, and reduce losses.

Benefits of Biochar for Tree Care

Improves tree health

Prevents transplant shock

Increases drought resilience

Reduces impact of pests and diseases

Our biochar tree-care products are proven to significantly reduce losses and improve the vitality of transplanted and established trees. Ideal for de-compacting and amending waterlogged soils and stabilising soil moisture in sandy soils, enriched biochar allows trees to grow strong, healthy root systems in the harshest conditions.

In third-party controlled trials, trees treated with our biochar tree care products have been shown to be resistant to ash dieback, honey fungus, acute oak decline, horse chestnut leaf miner, drought stress and transplant shock.

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Tree Management Case Studies


Stockholm Tree Pits

In 2014, Bjorn Embrén played a pivotal role in the creation of the Stockholm Tree Pit  method. This system, initially conceived to manage stormwater and alleviate pressure on Stockholm’s old drainage pipes, has transformed urban…

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Elevating Bonsai Growth with Carbon Gold Tree Soil Improver: The Ultimate Guide

Bonsai cultivation is a journey that demands both artistry and science. Whether you’re a bonsai novice or a seasoned practitioner, nurturing these miniature trees to their fullest potential requires the right tools and techniques. Enter…

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What's in our Enriched Biochar

Microscopic Image of Biochar

A stable form of soil carbon with a naturally porous structure which improves aeration, water-holding capacity and nutrient retention of soils and acts as a refuge for beneficial soil microbiology. The building block of resilient soils.

Mycorrhizal Fungi
Mycorrhizal Fungi

A natural soil fungi that form a symbiotic partnership with plants, acting as a secondary root system while using the biochar as a refuge.


An antagonistic type of fungi that feed on soilborne pests, in defence of their host plant's root system, housed inside the biochar.


Filled with trace minerals that are good for healthy plant stems and leaves.


Full of all the healthy bacteria and humic compounds that roots need to stay healthy.

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Sports Turf Biochar by Carbon Gold

Biochar for Sports Turf

From Ascot Racecourse to Premier League football pitches, biochar is a permanent solution for attractive, resilient and playable turf.

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Commercial Growing of tomatoes using Carbon Gold

Biochar for Commercial Horticulture

Carbon Gold's Biochar helps commercial propagators to produce outstanding fruit and vegetables in a variety of systems.

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