Units secured via Section 106 agreement with long-term management in place.
Our live habitat bank at Chalksole Farm in the Kent Downs provides off-site Biodiversity Net Gain (BNG) units for developments across Kent and neighbouring Local Planning Authorities.
Units are available now across multiple habitat types and are supported by long-term management secured via Section 106 agreement. Pricing is transparent, allocation is straightforward, and we work directly with developers and planning consultants to ensure compliance with mandatory BNG requirements.
If you would like to understand how units are calculated, our developer guide to BNG units provides a clear overview.
| Habitat Type | Starting Price | Availability |
|---|---|---|
| Neutral Grassland | from £19,000 | Available |
| Lowland Meadow | from £25,000 | Available |
| Lowland Calcareous Grassland | from £25,000 | Available |
| Individual Tree | from £30,000 | Limited |
Full pricing, specifications and current availability are included in the downloadable brochure.
Featured Habitat Bank
Chalksole Farm is our live habitat bank in Kent, located within the Dover Local Planning Authority and the North Downs National Character Area. As the landowner, habitat creator and long-term manager, we provide off-site BNG units directly with Section 106 agreements secured and no third-party involvement.
Backed by over 15 years’ experience creating and maintaining wildflower meadows, hedgerows and woodland habitats, Chalksole Farm supports developments across Kent and neighbouring authorities.
View Chalksole Farm

A BNG unit is a measurable amount of biodiversity calculated using Natural England’s Biodiversity Metric. Units take into account habitat type, size, distinctiveness, condition and location.
Pricing depends on the habitat type, unit value and long-term management requirements. Our current starting prices are shown on this page, with full prices, specifications and availability included in the brochure.
Yes. If your development cannot deliver the required biodiversity uplift on-site, you may be able to meet your requirements by purchasing off-site BNG units from a suitable habitat bank.
Our off-site BNG units are provided from Chalksole Farm in Kent, within the Dover Local Planning Authority and the North Downs National Character Area.
You can download the brochure to review current pricing and availability, or contact us to discuss your Local Planning Authority, project timeline and likely unit requirement.
The brochure includes current availability guidance. You can also contact us directly if you already know your required number of units or need to discuss suitability for a specific project.