Cultivars 
'Corley'
This small slow growing shrub forms a rounded habit and is suitable for small gardens or containers.

'Fastigiata'
This tree is upright with short ascending branches that form a narrow conical habit.

'Pendula'
This large tree has downward facing branches with pendant branchlets and forms an irregular conical habit. 

'Repens'
This tree is simular to the species but produces elongated lower branches that spread down and along the ground.