Inula helenium Organic Seeds ,Official Elecampane for Botanical Herb Gardens
-
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Inula helenium Organic Seeds ,Official Elecampane for Botanical Herb Gardens
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Growing Tips & Guides
Organic Official Elecampane (Inula helenium), commonly known as Elecampane, Common Elecampane, Horse-Heal, or Elf Dock, is a tall herbaceous perennial belonging to the Asteraceae family. This traditional garden plant is recognized for its bright golden-yellow, daisy-like flowers, large textured green leaves, and strong upright flowering stems.
This organic seed variety develops substantial clumps of foliage with tall, branching stems that produce attractive yellow flower heads during summer. Each flower head features numerous slender ray florets surrounding a central disk of smaller tubular florets. The flowers create a distinctive ornamental display above the plant's broad foliage.
Inula helenium is native to a region extending from southeastern Europe through parts of western and central Asia. It has a long history of cultivation in botanical and traditional herb gardens, where its distinctive foliage, flowering habit, and perennial growth are valued for ornamental and educational purposes.
The plant produces particularly large basal leaves that may reach approximately 60 cm in length under favorable conditions. These leaves are generally elongated to oval, with toothed margins and pale, hairy undersides. Smaller leaves develop along the upright flowering stems, creating a layered appearance.
Official Elecampane can reach approximately 1.5–2.5 metres in height under suitable conditions. Its tall growth makes it particularly suitable for spacious botanical herb gardens, large perennial borders, and informal cottage-style landscapes. When positioned behind smaller flowering plants, its upright structure provides height and visual depth.
The golden-yellow flowers attract visiting bees, butterflies, hoverflies, and other flower-visiting insects. This seasonal activity adds interest to wildlife-friendly gardens and botanical planting areas.
Growing Organic Official Elecampane from seeds allows gardeners to establish a perennial species in suitable outdoor conditions. The plant generally prefers full sun to partial shade, deep fertile soil, and consistent moisture during active growth. Once established, the perennial crown produces fresh shoots in successive growing seasons after winter dormancy.
-
Organic Botanical Herb Seeds: Official Elecampane seeds identified as organic for herb garden and perennial cultivation.
-
Botanical Name: Inula helenium, a herbaceous perennial belonging to the Asteraceae family.
-
Golden-Yellow Flowers: Produces attractive daisy-like flower heads with numerous slender yellow ray florets.
-
Large Ornamental Foliage: Develops broad green leaves with toothed margins and pale, hairy undersides.
-
Tall Perennial Growth: Strong upright flowering stems add height and structure to botanical gardens.
-
Clump-Forming Habit: Develops a substantial perennial crown with seasonal foliage and flowering stems.
-
Summer Flowering: Produces bright yellow flowers during the warmer growing season.
-
Pollinator Interest: Flowers attract bees, butterflies, hoverflies, and other visiting insects.
-
Temperate Climate Adaptation: Suitable for growing environments with seasonal winter dormancy.
-
Moist Soil Preference: Performs well in deep, fertile, moisture-retentive soil.
-
Traditional Botanical Species: Suitable for collections featuring historically cultivated herbaceous plants.
-
Versatile Garden Applications: Appropriate for botanical herb gardens, perennial borders, cottage gardens, and naturalistic landscapes.
Foliage and Appearance
Official Elecampane develops large green leaves that provide substantial texture and structure throughout the growing season.
The lower leaves are generally elongated or oval-lanceolate, with pointed tips and irregularly toothed margins. Mature basal leaves may reach approximately 60 cm in length.
The upper leaf surfaces appear green and textured, while the undersides are typically paler and covered with fine hairs.
Leaves along the flowering stems become progressively smaller toward the upper branches.
Flower Characteristics
Inula helenium produces golden-yellow flower heads with a distinctive daisy-like appearance.
Each flower head consists of numerous narrow ray florets surrounding a prominent central disk of smaller tubular florets.
Mature flower heads may reach approximately 9 cm across under favorable conditions.
Several flowers can develop along the branching upper stems, creating an attractive summer display.
Growth Habit
Official Elecampane is a tall, upright, clump-forming herbaceous perennial.
The plant develops strong flowering stems from an established root crown. Its substantial height and broad leaves make it suitable for spacious planting areas.
During winter dormancy, the above-ground foliage and stems naturally die back. Fresh growth develops from the established crown during spring.
Seasonal Flowering
Official Elecampane generally flowers during summer.
Flowering time varies according to regional temperatures, sunlight, soil moisture, and plant maturity.
The golden-yellow flower heads provide a bright contrast against the large green leaves.
Seed and Fruit Characteristics
After flowering and successful pollination, Elecampane produces small, dry fruits known as achenes.
These single-seeded fruits develop within the mature flower heads and may have fine bristle-like structures that support natural dispersal.
Pollinator Interest
Official Elecampane flowers attract bees and other visiting insects.
Its open flower heads provide accessible floral resources during the summer blooming period.
Sunlight Requirements
Official Elecampane grows well in full sun to partial shade.
Choose a garden location receiving approximately six or more hours of direct sunlight daily where possible.
Partial shade is tolerated, although adequate sunlight generally supports stronger flowering and upright stem development.
Soil Requirements
Inula helenium prefers deep, fertile, moisture-retentive soil.
Loamy or suitable clay-based soil containing organic matter provides favorable conditions for plant growth.
The species can tolerate acidic, neutral, and alkaline soil conditions when adequate moisture and drainage are available.
Watering Considerations
Maintain consistent soil moisture during seed germination and early establishment.
Young plants benefit from regular watering while their root systems develop.
Established plants generally grow best when sufficient moisture remains available during active growth.
Temperature and Climate
Official Elecampane is adapted to temperate climates with seasonal winter dormancy.
The species has an RHS H6 hardiness rating, corresponding to temperatures of approximately −20°C to −15°C under suitable growing conditions.
Garden Placement
Choose a sunny or partially shaded outdoor location with sufficient space for broad foliage and tall flowering stems.
Official Elecampane is particularly suitable for the rear of botanical herb gardens, large perennial borders, cottage gardens, and educational plant collections.
Sheltered placement may help protect mature stems from strong winds.
-
Choose the Sowing Season: Spring is a suitable sowing period for Official Elecampane seeds.
-
Prepare the Growing Medium: Use a clean, fertile, moisture-retentive seed-starting mixture with adequate drainage.
-
Prepare Growing Containers: Fill seed trays or small pots with the prepared medium and gently level the surface.
-
Moisten the Soil: Water lightly before sowing to establish even moisture.
-
Sow the Seeds: Distribute the seeds thinly across the surface of the growing medium.
-
Cover Lightly: Press the seeds gently into the soil and apply only a fine covering of compost or vermiculite.
-
Maintain Suitable Temperatures: A cool germination environment around 10°C (50°F) is a recognized horticultural approach.
-
Maintain Even Moisture: Keep the growing medium consistently moist without excessive water accumulation.
-
Provide Appropriate Light: Position containers in a bright, sheltered growing location.
-
Monitor Germination: Allow seedlings to emerge naturally. Germination timing depends on seed condition, temperature, and moisture.
-
Support Seedling Development: Provide adequate light, moisture, and growing space for young plants.
-
Thin or Transplant Seedlings: Carefully transfer seedlings into individual containers when they have developed suitable leaves and roots.
-
Acclimate Young Plants: Gradually introduce container-grown seedlings to outdoor sunlight and temperatures.
-
Prepare the Herb Garden Bed: Choose a sunny or partially shaded location with deep, fertile, moisture-retentive soil.
-
Transplant Carefully: Move established seedlings into the prepared garden bed, allowing adequate room for mature growth.
-
Maintain Establishment Care: Water regularly while the young plants develop their root systems.
-
Allow Perennial Development: Established plants can develop larger crowns and flowering stems over successive growing seasons.
Official Elecampane can also be propagated through division of established plants in spring or autumn. Basal cuttings may be used as another horticultural propagation method.
Botanical Herb Gardens
Official Elecampane is suitable for botanical herb gardens featuring traditional plant species. Its large leaves, upright stems, and golden-yellow flowers provide ornamental interest and opportunities for plant observation.
Traditional Herb Collections
The species can be included in managed collections highlighting plants with a long history of cultivation, without relying on medicinal or therapeutic claims.
Perennial Flower Borders
Elecampane provides height and seasonal color in large perennial borders, particularly when planted behind shorter flowering species.
Cottage Gardens
Its bushy growth habit, broad foliage, and bright summer flowers complement informal cottage-style planting arrangements.
Wildlife-Friendly Gardens
The golden-yellow flower heads attract visiting bees, butterflies, and other insects during the blooming season.
Naturalistic Landscapes
Elecampane can be incorporated into naturalistic gardens featuring mixed perennials and ornamental grasses.
Meadow-Inspired Gardens
The species is suitable for managed meadow-style landscapes where adequate soil fertility and moisture can be maintained.
Educational Botanical Displays
Official Elecampane provides opportunities to observe compound flower heads, perennial growth, large foliage, and seasonal seed development.
Moist Garden Borders
The species performs well in fertile garden borders with reliable moisture throughout the active growing season.
Back-of-Border Planting
Its tall flowering stems and large leaves provide natural structure behind smaller herbaceous plants.
-
Choose a planting location with full sun to partial shade.
-
Provide deep, fertile, moisture-retentive soil.
-
Maintain even moisture during germination and early establishment.
-
Water during prolonged dry periods to support healthy foliage.
-
Allow sufficient growing space for large leaves and tall stems.
-
Apply suitable mulch around the root zone to conserve moisture.
-
Keep mulch away from direct contact with the crown.
-
Avoid excessive crowding from surrounding plants.
-
Provide stem support when growing in exposed or windy areas.
-
Remove faded flower heads if desired to maintain garden appearance.
-
Cut back dried stems and foliage after seasonal dieback.
-
Divide established clumps in spring or autumn when appropriate.
-
Monitor unwanted self-seeding in managed gardens.
-
Maintain adequate airflow around the foliage.
-
Allow the plant to complete its natural growth and winter dormancy cycles.
|
Attribute |
Details |
|---|---|
|
Common Name |
Official Elecampane |
|
Alternative Names |
Elecampane, Common Elecampane, Horse-Heal, Elf Dock |
|
Botanical Name |
Inula helenium |
|
Plant Family |
Asteraceae |
|
Product Type |
Organic perennial herb seeds |
|
Plant Lifecycle |
Herbaceous perennial |
|
Growth Habit |
Tall, upright, bushy, clump-forming |
|
Foliage |
Large green leaves with toothed margins |
|
Leaf Characteristics |
Elongated leaves with pale, hairy undersides |
|
Leaf Size |
Basal leaves may reach approximately 60 cm long |
|
Stem Characteristics |
Strong, upright, branching |
|
Flower Color |
Golden yellow |
|
Flower Shape |
Daisy-like flower heads with narrow ray florets |
|
Flower Size |
Up to approximately 9 cm across |
|
Flowering Season |
Summer |
|
Fruit Type |
Small, dry achenes |
|
Mature Height |
Approximately 1.5–2.5 metres (5–8 feet) |
|
Mature Spread |
Approximately 0.5–1 metre (1.5–3 feet) |
|
Sunlight Requirements |
Full sun to partial shade |
|
Soil Preference |
Deep, rich, moisture-retentive soil |
|
Soil Texture |
Loamy or suitable clay-based soil |
|
Soil Moisture |
Moist |
|
Soil Drainage |
Moist but well-drained |
|
Soil pH |
Acidic, neutral, or alkaline |
|
Water Requirements |
Regular during establishment and active growth |
|
RHS Hardiness Rating |
H6 (approximately −20°C to −15°C) |
|
Seed Sowing Season |
Spring |
|
Recommended Germination Temperature |
Approximately 10°C (50°F) |
|
Propagation Method |
Seeds, division, or basal cuttings |
|
Native Region |
Southeastern Europe through western Siberia and Iran |
|
Garden Applications |
Botanical herb gardens, perennial borders, cottage gardens, botanical collections |
|
Pollinator Interest |
Bees, butterflies, hoverflies, and other visiting insects |
|
Additional Characteristic |
Large ornamental foliage and tall summer-flowering stems |
Official Elecampane is a tall herbaceous perennial that produces substantial foliage and bright golden-yellow flowers during summer. Its mature height makes it particularly suitable for spacious botanical herb gardens and larger ornamental planting areas.
The accepted botanical name is Inula helenium, a member of the Asteraceae family. The species is native to parts of southeastern Europe and western to central Asia and has become established in several other temperate regions through cultivation.
Botanical distinction: Official Elecampane (Inula helenium) and Magnificent Elecampane (Inula magnifica) are separate species. Although both develop yellow daisy-like flowers and tall perennial growth, their botanical identities and ornamental characteristics differ.
Seed germination and establishment: Spring sowing is recommended for Inula helenium. A cool germination environment around 10°C (50°F) is described in horticultural guidance. Actual germination timing depends on seed condition, storage, temperature, moisture, and growing methods.
Official Elecampane prefers fertile soil with adequate moisture during active growth. Prolonged severe dryness can affect foliage development and flowering.
The plant develops substantial leaves and tall stems that require sufficient growing space. In exposed gardens, stem support may be helpful during flowering.
The above-ground foliage and stems naturally die back during winter dormancy. An established perennial crown can produce new shoots when suitable spring conditions return.
Official Elecampane has a long history of cultivation in traditional botanical herb gardens. This product is described for planting, ornamental growing, and botanical observation only. No medicinal benefits, treatment claims, or directions for internal consumption are made.
As the species may self-seed and has become naturalized outside its native distribution, gardeners should manage unwanted seedlings and follow local planting guidance.
Mature height, flower size, flowering period, and overall plant development vary according to sunlight, soil fertility, water availability, regional climate, and plant maturity.
The organic designation reflects the supplied product information. Specific organic certification details have not been independently verified.
This listing describes Inula helenium for botanical herb gardening, ornamental perennial cultivation, and educational plant collections without medicinal or therapeutic claims.
Product Overview
Organic Official Elecampane (Inula helenium), commonly known as Elecampane, Common Elecampane, Horse-Heal, or Elf Dock, is a tall herbaceous perennial belonging to the Asteraceae family. This traditional garden plant is recognized for its bright golden-yellow, daisy-like flowers, large textured green leaves, and strong upright flowering stems.
This organic seed variety develops substantial clumps of foliage with tall, branching stems that produce attractive yellow flower heads during summer. Each flower head features numerous slender ray florets surrounding a central disk of smaller tubular florets. The flowers create a distinctive ornamental display above the plant's broad foliage.
Inula helenium is native to a region extending from southeastern Europe through parts of western and central Asia. It has a long history of cultivation in botanical and traditional herb gardens, where its distinctive foliage, flowering habit, and perennial growth are valued for ornamental and educational purposes.
The plant produces particularly large basal leaves that may reach approximately 60 cm in length under favorable conditions. These leaves are generally elongated to oval, with toothed margins and pale, hairy undersides. Smaller leaves develop along the upright flowering stems, creating a layered appearance.
Official Elecampane can reach approximately 1.5–2.5 metres in height under suitable conditions. Its tall growth makes it particularly suitable for spacious botanical herb gardens, large perennial borders, and informal cottage-style landscapes. When positioned behind smaller flowering plants, its upright structure provides height and visual depth.
The golden-yellow flowers attract visiting bees, butterflies, hoverflies, and other flower-visiting insects. This seasonal activity adds interest to wildlife-friendly gardens and botanical planting areas.
Growing Organic Official Elecampane from seeds allows gardeners to establish a perennial species in suitable outdoor conditions. The plant generally prefers full sun to partial shade, deep fertile soil, and consistent moisture during active growth. Once established, the perennial crown produces fresh shoots in successive growing seasons after winter dormancy.
Key Features
-
Organic Botanical Herb Seeds: Official Elecampane seeds identified as organic for herb garden and perennial cultivation.
-
Botanical Name: Inula helenium, a herbaceous perennial belonging to the Asteraceae family.
-
Golden-Yellow Flowers: Produces attractive daisy-like flower heads with numerous slender yellow ray florets.
-
Large Ornamental Foliage: Develops broad green leaves with toothed margins and pale, hairy undersides.
-
Tall Perennial Growth: Strong upright flowering stems add height and structure to botanical gardens.
-
Clump-Forming Habit: Develops a substantial perennial crown with seasonal foliage and flowering stems.
-
Summer Flowering: Produces bright yellow flowers during the warmer growing season.
-
Pollinator Interest: Flowers attract bees, butterflies, hoverflies, and other visiting insects.
-
Temperate Climate Adaptation: Suitable for growing environments with seasonal winter dormancy.
-
Moist Soil Preference: Performs well in deep, fertile, moisture-retentive soil.
-
Traditional Botanical Species: Suitable for collections featuring historically cultivated herbaceous plants.
-
Versatile Garden Applications: Appropriate for botanical herb gardens, perennial borders, cottage gardens, and naturalistic landscapes.
Plant Characteristics
Foliage and Appearance
Official Elecampane develops large green leaves that provide substantial texture and structure throughout the growing season.
The lower leaves are generally elongated or oval-lanceolate, with pointed tips and irregularly toothed margins. Mature basal leaves may reach approximately 60 cm in length.
The upper leaf surfaces appear green and textured, while the undersides are typically paler and covered with fine hairs.
Leaves along the flowering stems become progressively smaller toward the upper branches.
Flower Characteristics
Inula helenium produces golden-yellow flower heads with a distinctive daisy-like appearance.
Each flower head consists of numerous narrow ray florets surrounding a prominent central disk of smaller tubular florets.
Mature flower heads may reach approximately 9 cm across under favorable conditions.
Several flowers can develop along the branching upper stems, creating an attractive summer display.
Growth Habit
Official Elecampane is a tall, upright, clump-forming herbaceous perennial.
The plant develops strong flowering stems from an established root crown. Its substantial height and broad leaves make it suitable for spacious planting areas.
During winter dormancy, the above-ground foliage and stems naturally die back. Fresh growth develops from the established crown during spring.
Seasonal Flowering
Official Elecampane generally flowers during summer.
Flowering time varies according to regional temperatures, sunlight, soil moisture, and plant maturity.
The golden-yellow flower heads provide a bright contrast against the large green leaves.
Seed and Fruit Characteristics
After flowering and successful pollination, Elecampane produces small, dry fruits known as achenes.
These single-seeded fruits develop within the mature flower heads and may have fine bristle-like structures that support natural dispersal.
Pollinator Interest
Official Elecampane flowers attract bees and other visiting insects.
Its open flower heads provide accessible floral resources during the summer blooming period.
Ideal Growing Conditions
Sunlight Requirements
Official Elecampane grows well in full sun to partial shade.
Choose a garden location receiving approximately six or more hours of direct sunlight daily where possible.
Partial shade is tolerated, although adequate sunlight generally supports stronger flowering and upright stem development.
Soil Requirements
Inula helenium prefers deep, fertile, moisture-retentive soil.
Loamy or suitable clay-based soil containing organic matter provides favorable conditions for plant growth.
The species can tolerate acidic, neutral, and alkaline soil conditions when adequate moisture and drainage are available.
Watering Considerations
Maintain consistent soil moisture during seed germination and early establishment.
Young plants benefit from regular watering while their root systems develop.
Established plants generally grow best when sufficient moisture remains available during active growth.
Temperature and Climate
Official Elecampane is adapted to temperate climates with seasonal winter dormancy.
The species has an RHS H6 hardiness rating, corresponding to temperatures of approximately −20°C to −15°C under suitable growing conditions.
Garden Placement
Choose a sunny or partially shaded outdoor location with sufficient space for broad foliage and tall flowering stems.
Official Elecampane is particularly suitable for the rear of botanical herb gardens, large perennial borders, cottage gardens, and educational plant collections.
Sheltered placement may help protect mature stems from strong winds.
How to Grow Inula helenium from Organic Seeds
-
Choose the Sowing Season: Spring is a suitable sowing period for Official Elecampane seeds.
-
Prepare the Growing Medium: Use a clean, fertile, moisture-retentive seed-starting mixture with adequate drainage.
-
Prepare Growing Containers: Fill seed trays or small pots with the prepared medium and gently level the surface.
-
Moisten the Soil: Water lightly before sowing to establish even moisture.
-
Sow the Seeds: Distribute the seeds thinly across the surface of the growing medium.
-
Cover Lightly: Press the seeds gently into the soil and apply only a fine covering of compost or vermiculite.
-
Maintain Suitable Temperatures: A cool germination environment around 10°C (50°F) is a recognized horticultural approach.
-
Maintain Even Moisture: Keep the growing medium consistently moist without excessive water accumulation.
-
Provide Appropriate Light: Position containers in a bright, sheltered growing location.
-
Monitor Germination: Allow seedlings to emerge naturally. Germination timing depends on seed condition, temperature, and moisture.
-
Support Seedling Development: Provide adequate light, moisture, and growing space for young plants.
-
Thin or Transplant Seedlings: Carefully transfer seedlings into individual containers when they have developed suitable leaves and roots.
-
Acclimate Young Plants: Gradually introduce container-grown seedlings to outdoor sunlight and temperatures.
-
Prepare the Herb Garden Bed: Choose a sunny or partially shaded location with deep, fertile, moisture-retentive soil.
-
Transplant Carefully: Move established seedlings into the prepared garden bed, allowing adequate room for mature growth.
-
Maintain Establishment Care: Water regularly while the young plants develop their root systems.
-
Allow Perennial Development: Established plants can develop larger crowns and flowering stems over successive growing seasons.
Official Elecampane can also be propagated through division of established plants in spring or autumn. Basal cuttings may be used as another horticultural propagation method.
Botanical Herb Garden and Landscaping Uses
Botanical Herb Gardens
Official Elecampane is suitable for botanical herb gardens featuring traditional plant species. Its large leaves, upright stems, and golden-yellow flowers provide ornamental interest and opportunities for plant observation.
Traditional Herb Collections
The species can be included in managed collections highlighting plants with a long history of cultivation, without relying on medicinal or therapeutic claims.
Perennial Flower Borders
Elecampane provides height and seasonal color in large perennial borders, particularly when planted behind shorter flowering species.
Cottage Gardens
Its bushy growth habit, broad foliage, and bright summer flowers complement informal cottage-style planting arrangements.
Wildlife-Friendly Gardens
The golden-yellow flower heads attract visiting bees, butterflies, and other insects during the blooming season.
Naturalistic Landscapes
Elecampane can be incorporated into naturalistic gardens featuring mixed perennials and ornamental grasses.
Meadow-Inspired Gardens
The species is suitable for managed meadow-style landscapes where adequate soil fertility and moisture can be maintained.
Educational Botanical Displays
Official Elecampane provides opportunities to observe compound flower heads, perennial growth, large foliage, and seasonal seed development.
Moist Garden Borders
The species performs well in fertile garden borders with reliable moisture throughout the active growing season.
Back-of-Border Planting
Its tall flowering stems and large leaves provide natural structure behind smaller herbaceous plants.
Plant Care and Maintenance
-
Choose a planting location with full sun to partial shade.
-
Provide deep, fertile, moisture-retentive soil.
-
Maintain even moisture during germination and early establishment.
-
Water during prolonged dry periods to support healthy foliage.
-
Allow sufficient growing space for large leaves and tall stems.
-
Apply suitable mulch around the root zone to conserve moisture.
-
Keep mulch away from direct contact with the crown.
-
Avoid excessive crowding from surrounding plants.
-
Provide stem support when growing in exposed or windy areas.
-
Remove faded flower heads if desired to maintain garden appearance.
-
Cut back dried stems and foliage after seasonal dieback.
-
Divide established clumps in spring or autumn when appropriate.
-
Monitor unwanted self-seeding in managed gardens.
-
Maintain adequate airflow around the foliage.
-
Allow the plant to complete its natural growth and winter dormancy cycles.
Product Specifications
|
Attribute |
Details |
|---|---|
|
Common Name |
Official Elecampane |
|
Alternative Names |
Elecampane, Common Elecampane, Horse-Heal, Elf Dock |
|
Botanical Name |
Inula helenium |
|
Plant Family |
Asteraceae |
|
Product Type |
Organic perennial herb seeds |
|
Plant Lifecycle |
Herbaceous perennial |
|
Growth Habit |
Tall, upright, bushy, clump-forming |
|
Foliage |
Large green leaves with toothed margins |
|
Leaf Characteristics |
Elongated leaves with pale, hairy undersides |
|
Leaf Size |
Basal leaves may reach approximately 60 cm long |
|
Stem Characteristics |
Strong, upright, branching |
|
Flower Color |
Golden yellow |
|
Flower Shape |
Daisy-like flower heads with narrow ray florets |
|
Flower Size |
Up to approximately 9 cm across |
|
Flowering Season |
Summer |
|
Fruit Type |
Small, dry achenes |
|
Mature Height |
Approximately 1.5–2.5 metres (5–8 feet) |
|
Mature Spread |
Approximately 0.5–1 metre (1.5–3 feet) |
|
Sunlight Requirements |
Full sun to partial shade |
|
Soil Preference |
Deep, rich, moisture-retentive soil |
|
Soil Texture |
Loamy or suitable clay-based soil |
|
Soil Moisture |
Moist |
|
Soil Drainage |
Moist but well-drained |
|
Soil pH |
Acidic, neutral, or alkaline |
|
Water Requirements |
Regular during establishment and active growth |
|
RHS Hardiness Rating |
H6 (approximately −20°C to −15°C) |
|
Seed Sowing Season |
Spring |
|
Recommended Germination Temperature |
Approximately 10°C (50°F) |
|
Propagation Method |
Seeds, division, or basal cuttings |
|
Native Region |
Southeastern Europe through western Siberia and Iran |
|
Garden Applications |
Botanical herb gardens, perennial borders, cottage gardens, botanical collections |
|
Pollinator Interest |
Bees, butterflies, hoverflies, and other visiting insects |
|
Additional Characteristic |
Large ornamental foliage and tall summer-flowering stems |
Important Growing Information
Official Elecampane is a tall herbaceous perennial that produces substantial foliage and bright golden-yellow flowers during summer. Its mature height makes it particularly suitable for spacious botanical herb gardens and larger ornamental planting areas.
The accepted botanical name is Inula helenium, a member of the Asteraceae family. The species is native to parts of southeastern Europe and western to central Asia and has become established in several other temperate regions through cultivation.
Botanical distinction: Official Elecampane (Inula helenium) and Magnificent Elecampane (Inula magnifica) are separate species. Although both develop yellow daisy-like flowers and tall perennial growth, their botanical identities and ornamental characteristics differ.
Seed germination and establishment: Spring sowing is recommended for Inula helenium. A cool germination environment around 10°C (50°F) is described in horticultural guidance. Actual germination timing depends on seed condition, storage, temperature, moisture, and growing methods.
Official Elecampane prefers fertile soil with adequate moisture during active growth. Prolonged severe dryness can affect foliage development and flowering.
The plant develops substantial leaves and tall stems that require sufficient growing space. In exposed gardens, stem support may be helpful during flowering.
The above-ground foliage and stems naturally die back during winter dormancy. An established perennial crown can produce new shoots when suitable spring conditions return.
Official Elecampane has a long history of cultivation in traditional botanical herb gardens. This product is described for planting, ornamental growing, and botanical observation only. No medicinal benefits, treatment claims, or directions for internal consumption are made.
As the species may self-seed and has become naturalized outside its native distribution, gardeners should manage unwanted seedlings and follow local planting guidance.
Mature height, flower size, flowering period, and overall plant development vary according to sunlight, soil fertility, water availability, regional climate, and plant maturity.
The organic designation reflects the supplied product information. Specific organic certification details have not been independently verified.
This listing describes Inula helenium for botanical herb gardening, ornamental perennial cultivation, and educational plant collections without medicinal or therapeutic claims.
Plant care
How to plant your seeds
Follow these simple steps to give your seeds the best start.
-
Prepare your soil & tray
Fill trays or small pots with seed-starting mix. Press gently to settle—no need to pack tight.
-
Sow seeds at the right depth
Plant roughly 2–3× the seed’s width deep. Tiny seeds can be pressed lightly into the surface.
-
Water & keep warm
Mist or bottom-water. Cover until sprouting if the packet suggests it. Keep in a bright, warm spot.