Certification Bodies

There are two appointed Certification Bodies that provide auditing and certification services for the Plant Healthy Certification Scheme. You can contact the Certification Bodies below to receive an application pack with details on how to apply.

Grown in Britain (GiB)

Grown in Britain

GiB are a not-for-profit independent Certification Body that run a number of assurance schemes to improve the stewardship, health and resilience of trees and woodlands in the UK. They certify the whole supply chain from nurseries, to forests, through to timber processors.

They currently provide Plant Healthy auditing services for nurseries, garden centres, landscapers and public gardens, which covers home-grown and imported plant materials.

Contact Grown in Britain: growninbritain.org/plant-healthy/


NSF is a not-for-profit, non-governmental public health and safety organisation that are trusted by thousands of organisations worldwide. They have been helping businesses in the agriculture, food processing, equipment, restaurant, and retail industries to navigate the food safety and regulatory environment for over 75 years.

NSF are the sole Certification Body for the Ornamental Horticulture Assurance Scheme (OHAS), auditing and certifying to the OHAS Grower Standard - see information for existing OHAS members re: combined Grower Standard /Plant Healthy Certification Scheme audits.

Contact NSF at: agriculture@nsf.org with the subject line ‘Plant Healthy Application’ or call the dedicated memberships team on 01993 885739 with any queries.

You can change your Certification Body if required e.g. if a Certification Body no longer offers Plant Healthy Certification Scheme auditing and certification services.