Tree planting advice Resources and support for planning your community tree planting event Planting a tree at home Find out how to choose, plant and look after your tree. Sign up for green emails Sign up to learn about local wildlife, help boost bee numbers, support the city's green spaces and lots more. Related content National Tree Week 2019 Tree planting activities took place all over the capital from 23 November - 1 December Make our city greener Find out how you can do simple things to make our city greener, healthier and wilder. London National Park City How the Mayor is contributing to London being the world's first National Park City. London's biggest ever tree planting weekend In National Tree Week thousands of Londoners volunteered to plant around 80,000 trees.