| Site name | Country | County | Nearest town | Site type | Access | Classification (girth in metres) | View on map |
|---|---|---|---|---|---|---|---|
| Hartshorne | England | Derbyshire | Burton-on-Trent | churchyard | Yes | Notable | View On Map |
| Hartslock Wood SSSI | England | Oxfordshire | Reading | woodland | Yes | Notable | View On Map |
| Harvel | England | Kent | Gravesend | garden | No | Notable | View On Map |
| Hasbury | England | West Midlands | Halesowen | former religious site | No | Lost | View On Map |
| Haselor | England | Warwickshire | Alcester | churchyard | Yes | Ancient 5m-7m | View On Map |
| Haslemere | England | Surrey | Guildford | estate | Yes | Ancient 5m-7m | View On Map |
| Haslemere – parish boundary | England | Surrey | Haslemere | footpath/road | Yes | Notable | View On Map |
| Hassock Copse – nr Winchester | England | Hampshire | Winchester | woodland | No | Ancient 4m-5m | View On Map |
| Hastingleigh | England | Kent | Ashford | churchyard | Yes | Lost | View On Map |
| Hatfield Forest | England | Essex | Bishop's Stortford | woodland | Yes | Ancient 4m-5m | View On Map |
| Hatherop Castle | England | Gloucestershire | Fairford | planted avenue | No | Notable | View On Map |
| Hathersage | England | Derbyshire | Sheffield | churchyard | Yes | Notable | View On Map |
| Hatton | England | Warwickshire | Warwick | churchyard | Yes | Ancient 5m-7m, Lost | View On Map |
| Havant – 33 Emsworth Road | England | Hampshire | Havant | footpath/road | Yes | Lost | View On Map |
| Havant – St Faiths church | England | Hampshire | Havant | churchyard | Yes | Ancient 4m-5m | View On Map |
| Havant-St Faiths Church House | England | Hampshire | Portsmouth | garden | Yes | Notable | View On Map |
| Hawes Inn | Scotland | City of Edinburgh | Edinburgh | garden | Yes | Notable | View On Map |
| Hawkchurch | England | Devon | Axminster | churchyard | Yes | Notable | View On Map |
| Hawkchurch Rectory | England | Devon | Axminster | garden | No | Ancient 5m-7m | View On Map |
| Hawkley-churchyard | England | Hampshire | Petersfield | churchyard | Yes | Ancient 5m-7m, Ancient 7m+ | View On Map |