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Suitable zone

Growing Linseed in Normandie

5 adapted varieties

FranceCfb — oceanic temperate
In short

In Normandie, the local agronomic conditions (Cfb — oceanic temperate climate, 965 growing degree days, silty clay loam soil at pH 6.6, 293 frost-free days) allow linseed cultivation.

Favorable growing period: May to October.

Recommended varieties: LS Riviera, GALAAD, LS Kaolin

Climate

17.3°C
Summer temperature
4.3°C
Winter temperature
720 mm
Annual rainfall
965
Growing degree days (base 10°C)
293 days
Frost-free period

Sufficient growing degree days (965 GDD) to complete the linseed cycle.

Notable summer water deficit (-228 mm). Pick drought-tolerant varieties.

Long frost-free season (293 days), allowing broad crop cycles.

Sowing calendar

Favorable growing period: May to October.

Soil & recommendations

Topsoil pH (0-30 cm)
6.6
Texture
silty clay loam
Organic matter
2.75%

Neutral pH (6.6), suitable for most crops.

Risks & watchpoints

Key agronomic watchpoints in this zone:

  • Rust: pressure 5/10.

Agronomic summary

Normandy is France's leading textile flax producer (Eure, Seine-Maritime), a globally important sector. For oilseed linseed too, the cool oceanic climate and regular rainfall (965 mm/year) fully cover crop needs. Silt-clay soils at pH 6.6 support good establishment. Galaad, LS Kaolin and LS Riviera integrate naturally into rotations that already benefit from significant technical know-how in flax.

Frequently asked questions

Which linseed variety is best suited for Normandie?

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 Normandie.

When is the best time to sow linseed in Normandie?

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 linseed in Normandie?

Yields depend on variety, agronomic management and the season. Under typical Normandie 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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