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botanical name:
Spiraea thunbergii
Spiraea thunbergii © Deeproot Plant Base
family:  Rosaceae
characteristics: shrub, semi-evergreen
height: 1.50m
width: 2.00m
growth rate: medium
growth habit: bushy
leaf colour: light green
flower colour: white
main season: Spring
aspect: full sun, part shade
conditions: moist soil, clay soil, sandy soil
preferred soil pH: any
minimum temp: -20°C
USDA zone: 6 to 9
Dense deciduous or semi-evergreen bush with arching branches of narrow light green leaves. White flowers in spring and early summer. Sometimes flowers sporadically from late winter.

Tolerant of most soils, but does best in moist, fertile loam. Sun or part shade.
Prune after flowering.

From seed or by cuttings, half-ripe in summer or hardwood cuttings in late autumn. Also by separation of rooted suckers.

other notes:
From China and Japan.
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