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White Meadowsweet (Spiraea Alba)

Spiraea Alba, or more commonly know as White Meadowsweet, is a shrub with green foliage and white flowers of the genus Spiraea. It has a moderate growth rate and a height of 3 feet at maturity. Its duration is perennial which means it will grow year after year. It’s active growth period is spring and summer, blooms during late spring and is somewhat tolerant of shade. Spiraea Alba or White Meadowsweet‘s floral region is North America US Lower 48, specifically in the states of Connecticut, Delaware, Georgia, Iowa, Illinois, Indiana, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, North Carolina, North Dakota, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Dakota, Tennessee, Virginia, Vermont and Wisconsin.

White Meadowsweet (Spiraea Alba) Information

  • Category: Dicot
  • Genus: Spiraea
  • Family: Rosaceae
  • Order: Rosales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Shrub
  • Native Status: L48 (N) CAN (N) SPM (N)
  • State T/E Status: KY (E) TN (E)
  • State T/E Common Name: KY (narrow-leaved meadowsweet) TN (narrow-leaved meadow-sweet)
  • National Wetland Indicator Status: FACW FACW+
  • Regional Wetland Indicator Status: 1(FACW+) 2(FACW+) 3(FACW+) 4(FACW)
  • Active Growth Period: Spring and Summer
  • Allelopath: No
  • Bloat: None
  • C:N Ratio: Medium
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: No
  • Flower Color: White
  • Flower Conspicuous: Yes
  • Foliage Color: Green
  • Foliage Porosity Summer: Dense
  • Foliage Porosity Winter: Moderate
  • Foliage Texture: Fine
  • Fruit/Seed Color: Brown
  • Fruit/Seed Conspicuous: No
  • Growth Form: Multiple Stem
  • Growth Rate: Moderate
  • Height at 20 Years Maximum (feet): 3
  • Height Mature (feet): 3
  • Leaf Retention: No
  • Lifespan: Moderate
  • Low Growing Grass: No
  • Resprout Ability: Yes
  • Shape and Orientation: Semi-Erect
  • Toxicity: None
  • Adapted to Coarse Textured Soils: Yes
  • Adapted to Fine Textured Soils: Yes
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: Medium
  • CaCO3 Tolerance: Low
  • Cold Stratification Required: Yes
  • Drought Tolerance: Low
  • Fertility Requirement: Low
  • Fire Tolerance: High
  • Frost Free Days Minimum: 110
  • Hedge Tolerance: Medium
  • Moisture Use: Medium
  • pH (Minimum): 4.3
  • pH (Maximum): 6.8
  • Planting Density per Acre Minimum: 1700
  • Planting Density per Acre Maximum: 2700
  • Precipitation (Minimum): 18
  • Precipitation (Maximum): 55
  • Root Depth Minimum (inches): 12
  • Salinity Tolerance: None
  • Shade Tolerance: Intermediate
  • Temperature Minimum (°F): -33
  • Bloom Period: Late Spring
  • Commercial Availability: Routinely Available
  • Fruit/Seed Abundance: Medium
  • Fruit/Seed Period Begin: Summer
  • Fruit/Seed Period End: Summer
  • Fruit/Seed Persistence: No
  • Propagated by Bare Root: Yes
  • Propagated by Bulbs: No
  • Propagated by Container: Yes
  • Propagated by Corms: No
  • Propagated by Cuttings: No
  • Propagated by Seed: Yes
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Seed per Pound: 1000000
  • Seed Spread Rate: Slow
  • Seedling Vigor: Low
  • Small Grain: No
  • Vegetative Spread Rate: None

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