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Northwest Blooms · Perennials

Inula helenium

Elecampane

Inula helenium
Family
Asteraceae
Height
3 to 6 feet
Width
2 to 3 feet
Flower color
Bright yellow with a daisy-like shape
Foliage color
Large, dark green, rough-textured leaves
Bloom time
Mid-summer to early fall
Light
Full sun to partial shade
Water
Regular
Maintenance
Low; remove faded flowers to encourage continuous blooming
Growing zone
USDA zones 6 to 10
Wildlife
Attracts butterflies; birds drawn to the seed heads in the fall

About this plant

Inula helenium is a tall perennial that produces large, yellow, daisy-like flowers in late summer to early fall. Native to Europe and parts of Asia, it has been historically valued for its medicinal properties. The flowers are typically surrounded by dark green, rough-textured leaves that create a bold presence in the garden. Inula helenium thrives in a variety of environments and is often grown for its ornamental value as well as its historical significance.

The plant's flower heads are made up of numerous long, narrow petals arranged around a central disk, giving it a full, bushy appearance. Its large, lobed leaves contribute to the plant's substantial presence, making it ideal for adding texture to the back of garden borders or wildflower meadows. Once the flowers fade, the seed heads remain, offering winter interest. The plant's roots are thick and fleshy, and it has a strong, pleasant fragrance that further enhances its appeal in the garden.

Works well in

Borders · Cottage Gardens · Pollinator Gardens · Bird Gardens · Rain Gardens

Companion plants

Bergenias · Sedums · Columbines · Lungworts · Daylilies · Japanese anemones

Design tip

Late flowers extend the season, so set it behind or beside plants that finish in midsummer. Because it is easy about light, use it to carry a planting from a sunny end of the bed into the shadier side.

Where to see it

This plant can be seen at the Center for Urban Horticulture.