Your Basket

You have no items in your basket

In commemoration of the Queens Platinum Jubilee, orders placed by 5th June will receive a FREE 1L Tree Soil Improver


Biochar Soil Improver

Biochar Soil Improver is a soil additive that promotes root development and soil structure and is ideal if you want resilient and productive vegetables, fruit, flowers, and plants. It is designed for organic growing although is commonly used by conventional as well as organic growers.

  • By using biochar you can bring a physical and permanent change to your soil, improving soil health and plant vitality
  • Biochar Soil Improver can be used as either a compost or soil additive, or as a planting aid.
  • By adding it to your compost or directly into the planting hole in the soil, you are introducing the long-term benefits of biochar, as well as giving the compost or soil a boost in terms of the biology that helps ensure strong and productive plants.
  • Carbon Gold Biochar products are FSC certified and Soil Association Approved.
  • Biochar has the ability to sequester (lock) carbon into the ground, so it is beneficial to the environment as well as your plants and edibles


Also available as part of our money-saving bundles.

Now available in 1000L bulk bags with FREE delivery

Carbon Gold biochar – saving the planet one garden at a time!






Add To Basket
100% Organic
Captures Carbon
Environmentally Friendly
Helps Prevent Disease
Improves Plant Health
Reduces Water Bills
  • Standard postage and packaging is charged at £7.99 up to 20kg in weight. Any additional weight will be charged at a rate of £8.99 per additional 20kg. Any offer on delivery charges can override these charges

    We anticipate that orders will be dispatched within 2 workings day of the order being placed, with a 2-3 working day delivery time. Orders will be fulfilled by DPD. Orders over 100kg will be dispatched on a pallet on a 3-5 day economy delivery.

  • It is easy to use. If you are propagating and potting on, we advise adding Biochar Soil Improver at a rate of 10% volume: that is one part biochar soil improver to nine parts compost/soil.

    That said, if you’re short on time, you can simply add a handful or two to the planting hole!

    How to use Biochar Soil Improver video


  • By using Carbon Gold biochar, you can bring a physical and permanent change to your soil. It improves structure, aeration, water-holding capacity, and nutrient retention, and provides a refuge for beneficial microbes which we add to improve plant health.

    Biochar locks carbon into the ground and so reduces CO2 being released into the atmosphere where it is harmful. So, by using biochar products you are not only gaining superb results with your growing but also reducing your carbon footprint at the same time.

    To find out more about biochar, what it is and what it does click [HERE]