Thursday, 20 December 2012

Spiraea douglasii



Name: Spiraea douglasii
Common Name:
 spiraea
Family:
 Rosaceae
   x     Deciduous             Evergreen         x    Shrub            Ground Cover             Annual

        Coniferous             Tree             Climber             Herbaceous             Perennial

Habit
suckering, erect
Hard. Zone
   usda 5
Mature Size
2.5m tall by 1.5m spread

x

Leaf: narrowly oblong, dark green, 10cm long, toothed at tips, densely gray felted underside


Fall/Winter Color

        Leaf Arr.        Opposite     x    Alternate         Whorled         Spiraled         Clustered         Basal

Flowers: bowl shaped, purple pink dense terminal panicles


Infl.: terminal panicles

Jan.     Feb.      March.      April.      May.     ( June.      July.      August.)      Sept.      Oct.      Nov.      Dec.  (flowering period)
Water Use
High     Low

Soil
Rich     Lean     Well-drained x

Exposure
Sun  x   Semi-shade     Shade
Landscape uses:
mixed shrub border


Limitations: dieback, fireblight, powdery mildew, leaf spot, weevils, scale, aphids
Other Features:

No comments:

Post a Comment