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The Sir Harold Hillier Gardens and Arboretum

Registered charity 274737, on the register since 12 January 1978. The 3,793rd largest charity in England and Wales by income.

What it says it does

1. To preserve and develop one of the largest collections of hardy trees,shrubs and herbaceous perennials in the western temperate world.2.To maximise the plant collection's formal and informal education potential3. To be a significant contributor to conservation4. To meet the needs of an increasing number of visitors

In the charity's own words, as filed with the Charity Commission.

Its causes

Arts/culture/heritage/scienceEducation/trainingEnvironment/conservation/heritageGeneral Charitable PurposesRecreation

Where it works

Hampshire

Check it yourself

Its entry on the Charity Commission register · its own website

Figures are the latest the charity has reported to the Charity Commission, current to 27 September 2026. How this site works.