Spiraea douglasii (N)
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Common Name —— Douglas’ spiraea; hardhack
Family —————— Rosaceae
Hardiness Zone —— 6
Form ——————— shrub
Height/Spread ——– 1.5 – 2.5 m / 2.0 – 3.0 m
Water ——————– high
Soil ———————– moist; well-drained
Sunlight —————- full sun to part shade
Leaves —————— deciduous; simple; alternate
Fall Colour ———— green
Flower —————— pink.red; pointed; large clusters
Fruit ——————— September – October; brown; folicle
Limitation ————- wet soil required
Use ———————– in rain gardens; at maintenance banks; in slope flower borders