Aruncus Species, Goat's Beard, Wild Spirea, Bride's Feathers
Aruncusdioicus

Family: Rosaceae (ro-ZAY-see-ee)
Genus: Aruncus (arun-kus)
Species: dioicus (dy-oh-EE-kus)

Synonym:Aruncus sylvester

Synonym:Spiraea aruncus

Synonym:Spiraea paniculata

Category
Perennials

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Partial to Full Shade

Foliage
Herbaceous

Foliage Color

Height
4-6 ft. (1.2-1.8 m)

Spacing
4-6 ft. (1.2-1.8 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)

Where to Grow

Danger
Seed is poisonous if ingested

Bloom Color
Cream/Tan

Bloom Characteristics

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer

Other details

Soil pH requirements
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 seed; direct sow outdoors in fall

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