Spiraea douglasii

From Gardenology.org - Plant Encyclopedia and Gardening Wiki
Jump to navigationJump to search


Spiraea douglasii.jpg


Plant Characteristics
Habit   shrub

Height: 6 ft"ft" can not be assigned to a declared number type with value 6.
Width: 6 ft"ft" can not be assigned to a declared number type with value 6.
Lifespan: perennial
Bloom: early summer, mid summer, late summer
Cultivation
Exposure: sun
Features: flowers
USDA Zones: 4 to 10
Flower features: red, pink
Scientific Names

Rosaceae >

Spiraea >

douglasii >


Spiraea douglasii, commonly known as Hardhack Steeplebush, is a shrub of the Spiraea family. It is found in northwestern United States, Canada, and southern Alaska, east to Alberta and Idaho. Large clusters of small pink flowers form spires in early summer, later turning dark and persisting. The leaves are toothed toward the tips. Undersides are whitish with prominent veins. Hardhack grows best in sunny moist places where it forms tall thickets of wiry stems.

    Preferred Soil: Wet Soil, Moist Soil
    Preferred Sun: Full Sun, Partial Shade
    Growing speed: Moderate
    Reproduction: Yes, runners
    Size of plant: Shrub
    Leaves: Deciduous
    Blooming: Yes, Spring
    [1]


Read about Spiraea douglasii in the Standard Cyclopedia of Horticulture 

Spiraea douglasii, Hook. Shrub, 8 ft. high, with reddish brown, tomentose branches: lvs, oblong to narrow-oblong, rounded or acutish at both ends, unequally serrate above the middle, densely white-tomentose beneath, 1 1/2 - 4 in. long: fls. deep pink, in dense, rather narrow or sometimes broad panicles, 4-8 in. long; stamens twice as long as the obovate petals; sepals reflexed in fr.: follicles glabrous. July, Aug. Brit. Col. to Calif. CH


The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.


Cultivation

Propagation

Pests and diseases

Varieties

Gallery

References

External links