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Excellent zone

Growing Sunflower in Auvergne-Rhône-Alpes

16 adapted varieties

FranceCfb — oceanic temperate
In short

In Auvergne-Rhône-Alpes, the local agronomic conditions (Cfb — oceanic temperate climate, 1111 growing degree days, loam soil at pH 6, 251 frost-free days) are particularly favorable to sunflower cultivation.

Favorable growing period: May to October.

Recommended varieties: L 25-02 IOS, LS Forsy, L 15-13 OS – BLUEBIRD

Climate

19.2°C
Summer temperature
1.6°C
Winter temperature
713 mm
Annual rainfall
1111
Growing degree days (base 10°C)
251 days
Frost-free period

Sufficient growing degree days (1111 GDD) to complete the sunflower cycle.

Balanced summer water budget — no significant water stress.

Long frost-free season (251 days), allowing broad crop cycles.

Sowing calendar

Favorable growing period: May to October.

Soil & recommendations

Topsoil pH (0-30 cm)
6
Texture
loam
Organic matter
2.74%

Neutral pH (6), suitable for most crops.

Recommended varieties

L 25-02 IOS — Sunflower

L 25-02 IOS

Striped high oleic hybrid with excellent yield potential and strong oleic acid content.

Excellent — 9/10→
LS Forsy — Sunflower

LS Forsy

High oleic IMI sunflower hybrid with strong agronomic balance and high production potential.

Excellent — 9/10→
L 15-13 OS – BLUEBIRD — Sunflower

L 15-13 OS – BLUEBIRD

Striped high oleic hybrid with strong grain yield, excellent seed quality and high oleic acid content.

Excellent — 9/10→
LS Starly — Sunflower

LS Starly

High-oleic striped sunflower with IMI tolerance, strong grain quality and multi-market suitability.

Excellent — 9/10→
LS Pickit — Sunflower

LS Pickit

Early striped linoleic sunflower with strong yield potential and high-quality grains.

Excellent — 9/10→
LS Luminal — Sunflower

LS Luminal

High-yield linoleic sunflower with strong disease resistance and wide adaptability.

Excellent — 9/10→
L 24-01 IS — Sunflower

L 24-01 IS

Striped linoleic sunflower hybrid with high seed quality, strong yield and IMI tolerance.

Excellent — 9/10→
LS GLOBSUN — Sunflower

LS GLOBSUN

High-yielding linoleic sunflower hybrid with strong lodging and mildew tolerance.

Excellent — 9/10→
L 25-01 IOS — Sunflower

L 25-01 IOS

Striped high oleic sunflower hybrid with IMI tolerance, strong yield potential and attractive striped seed.

Excellent — 9/10→
LSL18-02 I — Sunflower

LSL18-02 I

Early IMI linoleic sunflower hybrid with excellent grain yield, strong lodging resistance and good oil content.

Excellent — 9/10→
LS Glory — Sunflower

LS Glory

Striped IMI sunflower with strong yield, excellent oil potential and solid agronomic behaviour.

Excellent — 9/10→
LS Colibry — Sunflower

LS Colibry

Striped IMI sunflower hybrid with strong grain and oil yield and solid disease tolerance.

Excellent — 9/10→
LS Lollipop — Sunflower

LS Lollipop

Striped high-oleic sunflower with strong yield, high oil quality and wide market suitability.

Excellent — 8/10→
LS SKIPPY — Sunflower

LS SKIPPY

Striped IMI sunflower with safe yield potential, high grain quality and multiple market uses.

Excellent — 8/10→
L 22-01 S — Sunflower

L 22-01 S

Very early striped linoleic hybrid with strong yield potential and attractive seed quality.

Excellent — 8/10→
LS SWIFT — Sunflower

LS SWIFT

This early to very early hybrid combines stable productivity with good disease tolerance, making it suitable for bird food, oil and biofuel markets alike.

Excellent — 8/10→
Recommended varieties: sunflower, Auvergne-Rhône-Alpes
VarietySeedOil profileHerbicide toleranceEarlinessUseYield potentialSuitability for the region
L 25-02 IOSStripedOleic—Early to very earlyBird food, oil and biofuel10/109/10
LS ForsyBlackOleicIMISemi-earlyOil and biofuel9/109/10
L 15-13 OS – BLUEBIRDStripedOleic—Early to very earlyBird food, oil and biofuel9/109/10
LS StarlyStripedOleicIMIEarlyBird food, Oil and Industry10/109/10
LS PickitStripedLinoleic—EarlyBird food, oil9/109/10
LS LuminalBlackLinoleic—EarlyCrushing10/109/10
L 24-01 ISStripedLinoleicIMIEarlyBird food, oil9/109/10
LS GLOBSUNBlackLinoleic—EarlyCrushing9/109/10
L 25-01 IOSStripedOleicIMIEarly to very earlyBird food, oil and biofuel10/109/10
LSL18-02 IBlackLinoleicIMIEarlyCrushing10/109/10
LS GloryStriped—IMISemi-earlyBird food, crushing possible9/109/10
LS ColibryStriped—IMISemi-earlyBird food, crushing possible9/109/10
LS LollipopStripedOleic—Early to very earlyBird and human food, oil and biofuel9/108/10
LS SKIPPYStriped—IMIEarly to very earlyBird food, oil and biofuel9/108/10
L 22-01 SStripedLinoleic—Very earlyBird food, oil9/108/10
LS SWIFTStripedLinoleic—Early to very earlyBird food, oil and biofuel8/108/10

Risks & watchpoints

Key agronomic watchpoints in this zone:

  • Summer heat stress: 6/10.
  • Rust: pressure 5/10.

Agronomic summary

Auvergne-Rhône-Alpes mixes fertile plains (Limagne, plain of Ain, Rhône valley) and uplands (Massif Central, Alps), with varied soils. The Limagne plain is historically a major sunflower zone thanks to its deep clay-loam soils. With 1,111 regional-average GDD and 251 frost-free days, early to semi-early varieties (LS Forsy, LS Globsun, ls-glory) are preferred. Rhône valleys offer the best thermal conditions, while altitude limits cultivation in mountain areas.

Frequently asked questions

Which sunflower variety is best suited for Auvergne-Rhône-Alpes?

The varieties recommended above are pre-selected based on local climate, soil and disease pressure. Top picks combine adapted maturity, yield stability and the specific disease tolerances needed in Auvergne-Rhône-Alpes.

When is the best time to sow sunflower in Auvergne-Rhône-Alpes?

The favorable sowing window is typically from May to October. Exact timing depends on soil temperature (>10°C at 5 cm), weather forecast and your local agronomist's advice.

What yield can I expect from sunflower in Auvergne-Rhône-Alpes?

Yields depend on variety, agronomic management and the season. Under typical Auvergne-Rhône-Alpes conditions with good practices, our adapted varieties target stable, competitive commercial yields. Precise ranges are available on request.

Updated in 2026 · Data sources: SoilGrids v2.0 (ISRIC), Open-Meteo (ERA5, 1991–2020)

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