Ostrya Carpinifolia also known as Hop Hornbeam.A bush-shaped tree reaching 15m, with ovate, double toothed leaves that turn clear yellow in autumn. Yellow-green catkins coupled with the creamy white flowers resembling hops, give rise to nutlets contained in bladder-like husks.It’s a good wildlife tree attracting many pollinators. Ostrya Growing Tips: Thriving in most conditions but prefers well-drained soil in semi-shade or full sun. Needs space to reach its full potential, so is best planted in large gardens and parkland with the space to accommodate it.Height and Spread (after 10 years): 6m x 3mPicture image courtesy of Frank P MatthewsSold in a 12 litre pot.