This grower is fairly sure of this plant identification.
its proper name is pieris mountain fire, you cant do half metre sizes, so its a little less than 2. in 50 litre pot
Andromeda, Lily-of-the-valley shrub, Japanese pieris
Pieris japonica (Andromeda). This is a highly ornamental evergreen shrub. It will produce large prolific clusters of bell-shaped flowers that appear in the early spring. These graceful shrubs will grow well in a partially to fully shaded environment.
These plants will require a temperate climate with soil that is moist, peat and acidic. They will need a partial-shaded site.
Ornamental, hedging, border, specimen. Spring interest. Buds and flowers are poisonous if eaten.