Spiraea thunbergii
Thunberg Spirea
Japan
and
China
Spreading and arching shrub
3 to 5 feet wide and high
White and about 1/3 inch in diameter borne on 3 to 5 flowered sessile umbels
March to April before the leaves
Yellowish green
. Alternate, simple, linear-
lanceolate
, 1 to 1 1/2” long
Tinged with orange and bronze
Can become unruly and scraggly
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