Pleached ficus tuffi 
Brilliant for creating formal hedges 
With the ability to under plant them with Buxus or any small shrubs you like, these are a great option
They can also be used as topiary lolly pops or other shapes,
Fast growing plants that are super hardy, fast growing, pest resistant and drought tolerant once established these are a truly brilliant plant 
Currently 1.6-1.8m tall