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Inula helenium (Elecampane)

Inula helenium

Botanical Name:    Inula helenium

Common Name(s):    Elecampane

Family:    Asteraceae

Genus:    Inula

Species:    Helenium

Plant Type:    Herbs, Perennial

Height:    4-6 ft. (1.2-1.8 m)

Spread:    36-48 in. (90-120 cm)

Bloom Time:    June to September

Bloom Color(s):    Bright yellow

Leaves:    Green

Range:    Southern and central Europe


Inula helenium (Elecampane) is a species of flowering plant in the family Asteraceae. It is native to Southern and central Europe. It is perennial plant that grows to 4-6 ft. (1.2-1.8 m) tall and 36-48 in. (90-120 cm) wide. Basal leaves are elliptic, 15-40 cm long and 10-20 cm wide. Cauline leaves ovate or elliptic to lanceolate, 10-30 cm long and 4.5-12 cm wide, with margins serrate. The flowers are produced in bloom from June to September, and the seeds ripen from Aug to September. The flowers are bright yellow, in very large, terminal heads, 3 to 4 inches in diameter. It prefers full sun, and moist soil.

How to Grow

Sun:    Full Sun

Water:    Medium

Soil:    Well-drained soils

Propagation:    Seed