Black Willow
Salixnigra

Family: Salicaceae (sal-i-KAY-see-ee)
Genus: Salix (SAL-iks)
Species: nigra (NY-gruh)

Synonym:Salix nigra Marsh.

Category
Trees

Water Requirements
Requires consistently moist soil; do not let dry out between waterings

Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Partial to Full Shade

Foliage
Deciduous
Smooth

Foliage Color
Chartreuse/Yellow

Height
over 40 ft. (12 m)

Spacing
15-20 ft. (4.7-6 m)

Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)

Where to Grow

Danger
N/A

Bloom Color
Pale Yellow
Green
Pale Green

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring

Other details
May be a noxious weed or invasive

Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information
Non-patented

Propagation Methods
From woody stem cuttings
From softwood cuttings
From semi-hardwood cuttings

Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds