Agriculture: Fertilisers

Summary

To ask the Secretary of State for Environment, Food and Rural Affairs, what assessment she has made of the potential contribution of domestically produced polyhalite fertiliser to improving the resilience and security of fertiliser supplies for UK agricul

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Timeline

1. 10 June 2026

   Written question

   To ask the Secretary of State for Environment, Food and Rural Affairs, what assessment she has made of the potential contribution of domestically produced polyhalite fertiliser to improving the resilience and security of fertiliser supplies for UK agricul

   Source: Commons

2. 19 June 2026

   Answer

   Polyhalite satisfies a proportion of the UK’s sulphur demand, but it is not a direct substitute for nitrogen or phosphate-based fertilisers. It can, however, be blended with other fertilisers to increase nutrient use efficiency and provide a balanced nutr...

   Source: Written answer

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• · Department for Environment, Food and Rural Affairs · Answering body

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