Root is a computer term that has various meanings, depending on the context in which the word is being used. It could refer to the operating system's root directory. In the Linux and Unix operating system, there is a root user. Root has a different meaning when referring to data structure.
Photinia fraseri-Robusta. Photinia fraseri-Robusta is easy to grow, dense, tall hedge with striking red new growth.It is suitable for a full sun to part shade position, frost tolerant and requires little water once established.
Photinia Hedging (click for advice) - christmas berry, red robin-make a lovely shrub or specimen. Evergreen foliage, simple dark green and glossy. New growth is often a stunning red that lasts through the year.