Content related to the topic: oilseed-rape

7 April 2026

Planting and Variety Survey 2026 now open

Our annual Planting and Variety Survey (PVS) opens today, Tuesday 7 April. Help us build an early picture of the 2026 harvest.

10 March 2026

Use our sclerotinia alerts to target oilseed rape fungicides

Our sclerotinia infection risk alerts help you optimise sprays for more cost-effective control and to manage fungicide resistance risks in oilseed rape.

19 February 2026

How to account for winter rainfall in nutrient management plans

Jason Pole examines the latest excess winter rainfall data and how to use it alongside our Nutrient management guide (RB209).

23 January 2026

Don’t guess – test: How to monitor for pesticide resistance

How to monitor for resistance to plant protection products in crop pests (insects, weeds and disease pathogens).

13 January 2026

Latest fungicide performance update includes new products and efficacy warnings

Jason Pole reflects on the latest fungicide data for septoria tritici in winter wheat.

8 December 2025

The new Recommended Lists (RL) is packed full of options for multiple markets

The new RL 2026/27 tables are out now online.

6 November 2025

How a vast data set guides variety recommendations

Paul Gosling explains how a large variety performance data set underpins recommendation decisions.

21 October 2025

New collaborative research to level-up CSFB control

A major new project will take cabbage stem flea beetle (CSFB) management in winter oilseed rape (OSR) to the next level, thanks to a collaborative AHDB research project.

29 September 2025

Start monitoring oilseed rape for phoma leaf spot symptoms

Our phoma leaf spot forecast suggests that many oilseed rape (OSR) crops could reach the spray threshold for the disease in the next few weeks.

27 August 2025

OSR monitoring part of new CSFB project

Cabbage stem flea beetle (CSFB) migration monitoring will take place at a network of sites across England this autumn.

23 January 2026

More potential cases of glyphosate resistance in Italian rye-grass

The Weed Resistance Action Group (WRAG) has identified more populations of Italian rye-grass in the UK that may be resistant to the herbicide glyphosate.

28 July 2025

Oilseed rape yields very encouraging – but wider variation for cereals so far

We published our second harvest report of 2025 on 25 July.