Bloom Standard Marking Criteria FAQs

Explore answers to the most common questions asked about the standard Bloom marking criteria

The Britain in Bloom standard marking sheet was updated in December 2021 to reflect the evolving practice of many groups, and the important role that gardeners can play in tackling urgent issues like biodiversity loss and climate change.

Although this question and answer sheet is not exhaustive, it is intended to answer those questions most frequently asked.


Download the standard marking criteria FAQs (731kB pdf)

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.