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Aruncus dioicus: Goat's Beard or Bride's Feathers
Aruncus dioicus, commonly known as Goat's Beard or Bride's Feathers, is a striking perennial plant prized for its fern-like foliage and showy plumes of creamy-white flowers. It's a hardy plant that can add elegance and height to any garden.
Common Names
- Goat's Beard
- Bride's Feathers
- Buck's-beard
- Brides Feathers
- Spaghetti Flower
- Goatsbeard Spiraea
Taxonomy and Nomenclature
- Scientific Name: Aruncus dioicus (Walter) Fernald
- Family: Rosaceae (Rose family)
- Genus: Aruncus
- Species: dioicus
- Synonyms: Aruncus sylvester, Spiraea aruncus
- Variety: Aruncus dioicus var. acuminatus (Rydb.) H. Hara
Distribution and Habitat
- Native to eastern North America and parts of Europe and Siberia.
- Also found in moist woodlands and along bluffs in the central and southeast.
Morphological Characteristics and Growth Habits
- Clump-forming rhizomatous perennial.
- Grows up to 2 meters (6 feet) in height and 3 meters (9 feet) in spread.
- Pinnately divided leaves.
- Creamy-white flowers, usually unisexual, in large astilbe-like plumes.
- Flowers from June to August.
- Deciduous perennial that produces delicate, feathery flower spikes in summer. Male and female flowers are found on seperate plants.
- The leaves are compound (made up of two or more discrete leaflets), and are arranged alternately on the stem.
Ecological Role
- Pollinators love this plant.
Interactions with Other Organisms
- The flowers attract pollinators.
Cultivars and Varieties
- Aruncus dioicus 'Kneiffii': A compact variety reaching about 50cm with delicate bronzey cut foliage.
- Aruncus aethusifolius: A diminutive Japanese form that grows just 8-12 inches tall.
- Aruncus dioicus var kamtschaticus: Originally from Siberia.
- Aruncus 'Horatio'
- Aruncus dioicus 'Noble Spirit'
- Other cultivars include: 'Johannifest', 'Perlhhn' (Guinea Fowl), 'Sommeranfang', 'Woldemar Meyer', and aethusifolius 'Elegance'.
Further Information
- ESRM 412 – Native Plant Production, Spring 2008.