Grow Your Garden


Grayleaf Willow (Salix glauca)

  • Grayleaf Willow (Salix Glauca) http://www.sagebud.com/grayleaf-willow-salix-glauca/
    Credit: Christian Fischer. | Own picture, made in north-eastern Lower Saxony, Germany. | License: PD USDA
  • Grayleaf Willow (Salix Glauca) http://www.sagebud.com/grayleaf-willow-salix-glauca/
    Credit: Lomvi | Own work | License: CC-BY-3.0
  • Grayleaf Willow (Salix Glauca) http://www.sagebud.com/grayleaf-willow-salix-glauca/
    Credit: Hannes Grobe, AWI | Own work | License: CC-BY-SA-2.5
  • Grayleaf Willow (Salix Glauca) http://www.sagebud.com/grayleaf-willow-salix-glauca/
    Credit: Summe | Own work | License: CC-BY-SA-3.0 GFDL
SAGL.jpg

Salix Glauca, or more commonly know as Grayleaf Willow, is a tree shrub with dark green foliage and yellow flowers of the genus Salix. It has a rapid growth rate and a height of 4 feet at maturity. Its duration is perennial which means it will grow year after year. Salix Glauca or Grayleaf Willow's floral region is North America US Lower 48 and Alaska, specifically in the states of Alaska, Colorado, Idaho, Montana, New Mexico, Oregon, Utah, Washington and Wyoming.

  • Category: Dicot
  • Genus: Salix
  • Family: Salicaceae
  • Order: Salicales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Tree Shrub
  • Native Status: L48 (N) AK (N) CAN (N) GL (N) SPM (N)
  • State T/E Status: WA (S)
  • State T/E Common Name: WA (glaucous willow)
  • National Wetland Indicator Status: FAC FACW
  • Regional Wetland Indicator Status: 7(FACW) 8(FAC*) 9(FACW) A(FAC)
  • Allelopath: No
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: No
  • Flower Color: Yellow
  • Flower Conspicuous: No
  • Foliage Color: Dark Green
  • Foliage Porosity Summer: Dense
  • Foliage Porosity Winter: Porous
  • Foliage Texture: Medium
  • Fruit/Seed Color: Red
  • Fruit/Seed Conspicuous: No
  • Growth Form: Multiple Stem
  • Growth Rate: Rapid
  • Height at 20 Years Maximum (feet): 20
  • Height Mature (feet): 4
  • Leaf Retention: No
  • Lifespan: Long
  • Low Growing Grass: No
  • Resprout Ability: Yes
  • Shape and Orientation: Erect
  • Adapted to Coarse Textured Soils: No
  • Adapted to Fine Textured Soils: Yes
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: Medium
  • Cold Stratification Required: Yes
  • Fire Tolerance: High
  • Frost Free Days Minimum: 89
  • pH (Minimum): 5.5
  • pH (Maximum): 8
  • Planting Density per Acre Minimum: 1280
  • Planting Density per Acre Maximum: 2560
  • Precipitation (Minimum): 8
  • Precipitation (Maximum): 33
  • Salinity Tolerance: Low
  • Temperature Minimum (°F): 24
  • Bloom Period: Early Summer
  • Fruit/Seed Period Begin: Summer
  • Fruit/Seed Period End: Summer
  • Fruit/Seed Persistence: No
  • Propagated by Bare Root: No
  • Propagated by Bulbs: No
  • Propagated by Container: No
  • Propagated by Corms: No
  • Propagated by Cuttings: No
  • Propagated by Seed: No
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Small Grain: No


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