Evergreen Magnolia Tree | Magnolia grandiflora 'François Treyve'A large evergreen tree with glossy, dark green foliage and beautifully fragrant, cup shaped white flowers that can grow up to 25cm in diameter Yes, you read that right! This slow growing tree will grow to more than 12 metres over half a century if left unpruned, but can easily be kept in trim to fit a smaller space, making it a lovely specimen tree for a lawn, wall side bed or shrub border. Flowering throughout August and September, 'Franois Treyve'