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HELIANTHUS salicifolius
Commonly known as Column flower, Willow-leaved sunflower
Mainly grown for its arching sprays of narrow green leaves. Small yellow daisy flowers in early autumn
Plant Details
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Architectural interest
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Good to know
Requires a long, hot summer to flower well -
Pests & Diseases
Slugs, powdery mildew, Sclerotinia -
Place of origin
Southern central USA -
Yellow
Golden yellow with brown central disc -
Fully hardy
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Height
2.5m (8ft) -
Spread
90cm (36in) -
Bulb/Corm or rhizomatous perennialRhizomatous, clump-forming perennial with linear to lance-shaped leaves to 20cm (8in) long. Produces large sprays of flower heads 5-7cm (2-2¾in) across
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HerbaceousEarly in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.
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Hardy - cold winter
Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F) -
Autumn Seasonal Interest
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Bee friendly
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Bird friendly
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Butterfly friendly
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Mature Size2.5m (8ft)
90cm (36in)
Planting Tips and Care Advice
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Garden Location/Conditions
BorderSuits a mixed or herbaceous border
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Soil Conditions
Neutral to alkaline soilWell drained, dry, poor to moderately fertile soil
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Sun Requirements
Full sun
Helianthus - Growing Guide