Conservation
Conservation of the natural environment
The natural environment makes a significant contribution to Harrow's townscape and landscape.
For further information please view pages on biodiversity in Harrow and Historic Parks and Gardens.
Protected trees
Find further information on tree management and Tree Preservation Orders (TPOs). 
Contact the Tree Protection Officer on 0208 736 6092 if you have a query relating to private trees.
If your query relates to public trees contact 0208 736 6278.
If you have a high hedge enquiry contact 0208 736 6104.
Conservation of the historic built environment
Harrow's rich history is evident through its 28 conservation areas and 300+ listed buildings.
For further information about the historic built environment as well as the natural environment, please view on locally listed buildings, archaeology and Scheduled Monuments, or heritage at risk.
If you have planning related question please contact 0208 736 6069.
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