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Helenium

Helenium autumnale

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Helenium is a robust perennial flowering plant known for its prolific daisy-like blooms in warm shades of red, orange, and yellow that appear in late summer and fall. It grows 2–5 feet tall depending on variety and provides excellent cut flowers and pollinator support. This hardy plant thrives in full sun and well-draining soil, making it ideal for naturalized borders and meadow gardens.

Helenium

Common Problems

Select the problem your Helenium is experiencing to get a treatment guide.

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Yellow Leaveschevron_right
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Powdery Mildewchevron_right
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Slow Growthchevron_right

Care Guide

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Light
Full sun (6+ hours daily); blooming reduces significantly in partial shade
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Water
Moderate; water regularly during growing season, allowing soil to dry slightly between waterings; drought-tolerant once established
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Soil
Well-draining, moderately fertile soil; tolerates poor soils but prefers slightly moist conditions
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Fertiliser
Light fertilizer in spring; avoid excessive nitrogen which promotes foliage over flowers
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Temperature
Cool to warm; prefers 60–75°F during growing season
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Humidity
Moderate; average garden humidity is sufficient

Toxicity

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Non-toxic to humans and common pets; safe for gardens with children and animals

Common Diseases

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Common Pests

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Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.

Helenium Care Guide — Helenium autumnale | GreenScout