Know How / Blackgrass

Blackgrass is a major problem facing cereal growers in the UK. Herbicide resistance and glyphosate regulation means that farmers need to use a combination of chemical and cultural controls. See the latest advice on stopping the spread and how to use an integrated approach to tackle this prolific grassweed.

Advice and tips

BLACKGRASS

How to get residual herbicides right to fight blackgrass

Stale seed-beds and other cultural approaches can go a long way in managing blackgrass, but a robust residual herbicide programme is vital in getting the level of control needed for…

ESTABLISHMENT

How to make the most of an early harvest to hit weeds in wheat

An early harvest means farmers can hit grassweeds even harder when establishing wheat, by making greater use of stale seed-beds. This pre-drilling strike against weeds followed by a robust pre-…

BLACKGRASS

Expert advice on using rotations to tackle blackgrass hotspots

Severe blackgrass infestations are costly for farmers, resulting in large reductions in yield, as well as adding £100/ha or more to herbicide costs. The good news is that a combination…

WEED MANAGEMENT

What the new spring weed killing herbicides offer

The arrival of several new herbicides for use in the spring gives wheat growers greater flexibility with the control of surviving grass weeds this year and allows a more targeted…

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Case studies

BLACKGRASS

Fens blackgrass trial back to winter cropping after three years

A fens grower forced into spring cropping by an untenable blackgrass population is set to return to winter cropping this season after tackling his weed problem. Lincolnshire farmer Chris Richardson’s…

BARLEY

Late drilling barley may help control BYDV and blackgrass

Oxfordshire grower Richard Davey is drilling winter barley late without a big yield hit to give him more time to get on top of troublesome blackgrass and try to limit…

OTHER CROPS

Grower's soya crop delivers cost and blackgrass benefits

Kent soya grower Simon Ashworth is pleased with his harvest this season, viewing it as a low-cost crop which will help him prepare for Brexit, control blackgrass and provide a…

OTHER CROPS

Why rye is the ideal second cereal on one Yorkshire farm

Maize tends to be the favoured crop for anaerobic digestion because it offers the highest dry matter yields. However, on the Yorkshire Wolds, hybrid rye is matching it when grown…

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Insights

BLACKGRASS

How an Aussie invention can help improve weed control

The use of a combine chaff deck at harvest, which dumps the chaff along with most of the weed seeds in the tramlines, was so encouraging last summer for one…

BLACKGRASS

How an Australian approach could beat blackgrass

A unique research and knowledge transfer initiative is helping Australian grain producers tackle their most damaging agronomic threat – herbicide-resistant weeds. In the UK, each major agrochemical and distribution group…

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News

WHEAT

Late wheat drillers advised to pick a vigorous variety

Winter wheat growers planning to drill late to combat blackgrass should chose varieties with vigorous early growth that are quick out of the blocks in the spring to smother the…

CROP WATCH

Crop Watch: Stale seed-beds need more time for weed kill

As we head further into October, pressure is rising on farmers to start drilling their wheat in bad blackgrass fields, especially if the neighbours have already made a start. However,…

CROP WATCH

Crop Watch: Battling flea beetles and blackgrass

Oilseed rape crops coming under attack from flea beetle and keeping on top of blackgrass this autumn are two key issues for our agronomists this week. There are hopes the…

WEED MANAGEMENT

Bayer chief hopes glyphosate use will continue in Europe

Bayer boss Liam Condon hopes the use of the world’s best-selling herbicide glyphosate will continue in Europe, whereas he is more certain of its future in North and South America.…

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Test and reviews

New Defy 3D nozzle: Sprayer operators give their verdict

Agrochemical giant Syngenta has launched its new Defy 3D spray nozzle, which will provide growers with improved grassweed control and reduced spray drift. The new nozzle is an evolution of…

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Video

BLACKGRASS

Video: The plan that battered blackgrass in 12 months

Three Cambridgeshire growers are fighting back against a heavy yield penalty imposed by blackgrass with a new establishment system and have seen a dramatic turnaround in just 12 months. Declining…

ESTABLISHMENT

Video: Advice on autumn establishment and weed control

There are four core factors that determine the success of an autumn established wheat crop – soil and seed-bed quality, weed control, timing and herbicide application. Laying the foundations of…

ARABLE

Video: Grower cuts fuel costs as new drill hits blackgrass

The need to slash soaring fuel costs while tackling blackgrass at the same time has led to a wholesale change in establishment system on one Leicestershire estate. Farming 1,130ha of…

COVER CROPS

Video: Spring crops and no-till vital in blackgrass fight

Heavy land growers wanting to put a serious dent in their blackgrass burden must turn to spring cropping and consider direct drilling – that’s the top message from Project Lamport this year.…

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