The following seed companies are sponsors of the website:

Elsoms Seeds

Elsoms Seeds is an independent company which has been breeding, producing and marketing seeds in the UK for over 100 years. Investment in research and trialling remains central to continual improvement of varietal performance for our customers. Elsoms market and distribute their range of leek varieties on behalf of Bejo Zaden. Bejo is one of the leading companies in breeding, production, processing and sale of premium quality vegetable seeds. Elsoms work closely with Bejo developing their portfolio of many promising new leek hybrids.

Planttape UK Ltd

Planttape UK Ltd are part of Planttape USA, a company owned by one of the world’s largest vegetable producers, T & A. Planttape have revolutionised field scale automatic planting especially in UK Leek planting reducing labour costs by 75%, peat usage compared to blocks by 90% and outputs by over 50%PlantTape requires a maximum of 4 people and in the right field conditions can plant up to 1 million plants per day. If you require any further details please do not hesitate in contacting Mark Digby sales director for Planttape UK 07904 020001.

Rijk Zwaan

Rijk Zwaan is proud to sponsor the Leek Growers Association website. Rijk Zwaan is an independent vegetable seed breeding company active worldwide focusing on the breeding, production and sales of high quality vegetable varieties for professional growers. The company was founded in 1924 and since the outset worked on the leek crop. Originally producing open pollinated varieties such as Wintereuzen RZ and Goliath RZ, it has more recently, since the onset of leek hybridisation, worked with Matejko RZ and Matisse RZ varietals.


Syngenta is one of the world’s leading companies with more than 27,000 employees in some 90 countries dedicated to our purpose: Bringing plant potential to life.

With markets led strongly by protocols, Syngenta is proud of the work undertaken to gain market acceptance and support for the portfolio. Many of the varieties and products are market leaders in their sector.

Syngenta is committed to investment in research and development in order to provide integrated crop solutions to meet the needs of the whole value chain.