London Zoo Outer Circle Regents Park London NW1 4RY
T1: Populus x canadensis ( Hybrid Black Poplar) - Prune off surface roots that have grown over tarmac to allow for new path installation at distance no closer than 5m from the tree. Shorten branch tips encroaching upon semi-mature oak 3123 to west to provide 1.5 metres clearance to / from oak stem. T2: Populus x canadensis ( Hybrid Black Poplar) - Prune off surface roots that have grown over tarmac to allow for new path installation at distance no closer than 5m from the tree. T3: Populus alba ( White Poplar) - Prune off surface roots that have grown over tarmac to allow for new path installation at distance no closer than 5m from the tree. T4: Populus alba ( White Poplar) Prune off surface roots that have grown over tarmac to allow for new path installation at distance no closer than 5m from the tree.