Blue Imperatrice

A small late season purple dessert plum

Origin: UK,

Pollination: Blue Imperatrice is self-sterile and would require a pollinator to produce a crop.Find pollination partners >

British-grown All our bare-root trees are personally hand-grafted by our Nursery Manager and grown on at our nursery in Kent. We have Defra and Plant Healthy certification. More ...

Blue Imperatrice plum and gage trees produced to order

Closing date for custom graft orders: 14 Jul 2026

We do not stock this variety, but we can produce custom-graft trees for you. Trees can be grafted on any of the following rootstocks:

Form	Rootstock	Price	Quantity
Maiden	VVA-1Dwarfing	£39.00

Custom graft trees would be supplied in December 2027. More details of our custom grafting service here.

History and description of Blue Imperatrice

An old variety the origins of which are somewhat confused as several varietieties of this name have existed since the 18th Century. First received at RHS Wisley, UK in 1905.

Medium small, oval, dark purple fruit with a bloom. Used as a dessert variety.

No reliable information is currently available on either fertility or cropping.

Characteristics of Blue Imperatrice plum and gage trees

Use	Dessert
Colour	Purple
Flavour	Sweet
Fruit size	Small
Picking time
Season of use	L Sep
Tree vigour
Tree habit
Fruit-bearing
Cropping
Pollination date	28
Pollination group	E
Self-fertility	Self-sterile
Pollinators	Pollination partners