Tree Preservation Order Application to crown reduce 1no. Black Poplar (No 1220) by 3-5m. Removal of dead wood and crossed limbs. Cut back limbs closest to house by 2-3m, limb to East and South by 3-4m to lift crown. Crown lift to remove new growth to height of 4-5m. Thin new growth within crown to reduce impact of high winds (ratio of 1:4). Crown reduce 1no. Silver Birch by 2-3m, cut back branches overhanging fence by roughly 2m to North and East and lightly thin and clean crown removing crossed limbs and dead wood.