Top Grafted:

Top-grafting is a nursery technique for turning a shrubby plant into a formal tree-shape.

Prunus triloba var. multiplex - Double Flowering Almond standard
Pinus sylvestris 'Nana' - Dwarf Scots Pine standard
Syringa vulgaris - Lilac standard
Ginkgo biloba 'Pendula' - Weeping Maidenhair Tree standard
Prunus x cistena - Purpleleaf Sand Cherry standard
Syringa meyeri 'Palibin' - Dwarf Korean Lilac standard
PAO Horticultural