Goatsbeard (Aruncus dioicus)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Perennial

Goatsbeard
Aruncus dioicus

 
Features
Very large stately plant with showy white flower plumes. 
 
Culture
Needs a site that can provide sufficient moisture for best growth. Best in light shade. 
 
Cultivars
'Kneiffi' 3 feet tall, shorter version, white flowers 
 
Mature Height
4-6 Feet
 
Size
Tall
 
 
USDA Hardiness Zone
3 - 7 
 
Bloom Color
White
 
 
Bloom Season
June - July
 
Soil Conditions
Moist, Well-Drained
 
 
Exposure/Light Requirements
Partial Sun/Shade
 
 
Foliage Color
Green
 
 
Pests and Problems

Environmental Damage


Additional pests and problems that may affect this plant:

None serious
 
Additional Notes
Very large plant needing lots of room to grow. There are male and female plants with the male form having flowers that are more feathery and upright than the female which tends to droop. No way to tell them apart until they flower.

 

 
Related Resources
Home, Yard & Garden Pest Guide
Illinois Commercial Landscape and Turfgrass Pest Management Handbook
U of IL - Distance Diagnosis through Digital Imaging
U of IL - Plant Clinic