Elecampane (Inula helenium) Seeds

Elecampane (Inula helenium) is a striking perennial valued for its bold, oversized leaves and radiant yellow daisy-like flowers. Growing into impressive clumps, it brings strong architectural presence to meadows, borders, and naturalistic plantings. The long stems and starburst blooms draw bees, butterflies, and beneficial insects, making it an excellent choice for wildlife-friendly and pollinator gardens. Hardy and low maintenance, it thrives in sunny areas with moist, fertile soil.

Features

Tall perennial with large textured foliage and bright yellow flowers
Excellent plant for pollinator and wildlife gardens
Adds height and structure to meadows and back borders
Naturally vigorous, forming large, long-lived clumps
Thrives in moist soils and full sun
Non-GMO Inula helenium heirloom variety

Specifications

Common Name: Elecampane
Scientific Name: Inula helenium
Plant Type: Hardy perennial
USDA Zones: 38
Flower Color: Yellow daisy blooms
Bloom Season: Mid to late summer
Height: 6096 inches (58 feet)
Spread: 2436 inches
Growth Habit: Upright clumping with large foliage
Heirloom: Yes
GMO Status: Non-GMO
Organic: Not certified organic
Light Requirements: Full sun to light shade
Soil Preference: Moist, fertile, well-drained soil
Water Needs: Moderate to high
Pollinator Value: Attracts bees and butterflies
Maintenance Level: Low
Plant Spacing: 1824 inches
Seed Viability: 12 years stored cool & dry

Planting Guide

Best sown outdoors in fall or early spring.
For spring sowing, cold stratify seeds 4 weeks (refrigerate in moist medium).
Sow 1/4 inch deep in moist, well-drained soil.
Keep soil evenly moist; germination may take 1430 days.
Transplant or thin seedlings to 1824 inches apart.
Place in full sun; keep soil moderately moist during growth.
Allow room for mature height and large foliage clumps.
Remove spent blooms or leave seedheads for wildlife interest.