Sunflower LG 50321 KLP

Technological profile of the LG 50321 CLP hybrid

The French breeding expertise of Limagrain is embodied in the LG 50321 CLP, a sunflower hybrid designed for precise weed management under the Clearfield Plus production system. The core of this hybrid’s efficiency lies in its high tolerance to imidazolinone herbicides, allowing farmers to control a wide range of weeds, including difficult species, without risking crop stress or yield loss.

Genetic resistance and vegetation cycle

With a vegetation period of 100–110 days, this hybrid falls into the mid-early maturity group. The originator, Semlima, has integrated advanced resistance traits to combat primary pathogens that threaten yield stability in intensive farming environments:

• Phomopsis tolerance: The hybrid possesses a robust genetic barrier that restricts mycelium spread within the stem tissues.
• Phoma resistance: This trait ensures the integrity of the vegetative mass, maintaining photosynthetic activity until physiological maturity, which is crucial for head filling.

This technical combination translates into yield reliability: even under high disease pressure, growers can expect high-quality seeds with high oil content. The structural integrity of the stem also mitigates lodging risks during late-summer adverse weather conditions.

Practical application and agronomic benefits

The LG 50321 CLP is a strategic asset for fields with heavy weed pressure and broomrape. Integration with the Euro-Lightning (Clearfield) system enables uniform crop development, facilitating efficient harvest scheduling and reducing post-harvest cleaning costs. By utilizing this French-bred technology, producers gain a competitive edge in managing field sanitation while maintaining consistent productivity levels.