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Slug Control Demo

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Why Size Matters

De Sangosse Molluscicides are best used as part of an overall approach which is embodied in Integrated Pest Management, an effective and sustainable solution.

De Sangosse are the global leaders in slug pellet technology, manufacturing and supply. De Sangosse ferric phosphate pellets are manufactured with the finest durum wheat using our advanced wet process. They are proven to attract slugs, are fatal once ingested, and offer premium performance with excellent environmental credentials.

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Not All Pellets Are Born Equal

Why Size Matters

De Sangosse molluscicides are best used as part of an overall approach which is embodied in Integrated Pest Management, an effective and sustainable solution.

De Sangosse are the global leaders in slug pellet technology, manufacturing and supply. De Sangosse ferric phosphate pellets are manufactured with the finest durum wheat using our advanced wet process. They are proven to attract slugs, are fatal once ingested, and offer premium performance with excellent environmental credentials.


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Protecting Early Oilseed Rape from Slug Damage – Why Pellet Quality Matters

Oilseed rape (OSR) is a valuable break crop, but in the early stages of growth it’s one of the most vulnerable plants on the farm. At the cotyledon stage, just after emergence, the seedlings are delicate and highly susceptible to attack from one of the UK’s most persistent pests: the slug.


Protecting Early Oilseed Pellet Quality Matters

Oilseed rape (OSR) is a valuable break crop, but in the early stages of growth it’s one of the most vulnerable plants on the farm. At the cotyledon stage, just after emergence, the seedlings are delicate and highly susceptible to attack from one of the UK’s most persistent pests: the slug.


Why Slugs Are Such a Threat to Early OSR

Slugs are opportunistic feeders that thrive in moist conditions, making freshly sown OSR fields the perfect hunting ground. They feed on emerging shoots and cotyledons, and even a modest slug population can decimate plant numbers overnight.
Losses at this stage not only affect plant density but also reduce yield potential, leaving crops patchy and uneven right through to harvest.

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The Importance of Timely Baiting

The best defence is early intervention. Baiting with slug pellets soon after drilling ensures protection during those critical first weeks. However, not all pellets are created equal — and choosing the wrong product can leave gaps in your control strategy.

Why Pellet Quality Makes All the Difference


Premium slug pellets manufactured using the TDS (Total Disintegration System) process are designed for maximum weather resistance. Rain, dew, and fluctuating temperatures won’t immediately compromise their structure. Instead, they break down slowly and evenly, ensuring the active ingredient is released in a controlled way over time. This means slugs encounter a lethal dose whenever they feed — even in challenging weather.

By contrast, cheaper pellets that aren’t made using the TDS process tend to:

  • Leach the active ingredient into the soil far more quickly, reducing their effectiveness.
  • Crumble or fragment after just a short exposure to rain or damp conditions.
  • Leave the crop unprotected at its most vulnerable stage — especially those tender cotyledons that slugs target first.

I don’t much like slugs… they’re rubbish. So rubbish.

Phil Carpenter ˙ De Sangosse

The Importance of Timely Baiting

The best defence is early intervention. Baiting with slug pellets soon after drilling ensures protection during those critical first weeks. However, not all pellets are created equal — and choosing the wrong product can leave gaps in your control strategy.


Why Pellet Quality Makes All the Difference

Premium slug pellets manufactured using the TDS (Total Disintegration System) process are designed for maximum weather resistance. Rain, dew, and fluctuating temperatures won’t immediately compromise their structure. Instead, they break down slowly and evenly, ensuring the active ingredient is released in a controlled way over time. This means slugs encounter a lethal dose whenever they feed — even in challenging weather.


By contrast, cheaper pellets that aren’t made using the TDS process tend to:

  • Leach the active ingredient into the soil far more quickly, reducing their effectiveness.
  • Crumble or fragment after just a short exposure to rain or damp conditions.
  • Leave the crop unprotected at its most vulnerable stage — especially those tender cotyledons that slugs target first.

Field Situation Slug Pressure Suggested Pellet Rate* Timing
Newly drilled OSR after cereals High 7 kg/ha Immediately post-drilling
Newly drilled OSR after grass or cover crop Very High 7–7.5 kg/ha Pre- and post-drilling split
OSR into clean, cultivated seedbed Medium 5 kg/ha Immediately post-drilling
Post-emergence (cotyledon to 2-leaf) Ongoing threat 5–7 kg/ha As monitoring dictates

xxx


Slug Monitoring Checklist

Before Drilling

  • Inspect trash levels – heavy surface residues increase slug activity.
  • Set refuge traps (upturned plant pots, tiles, or purpose-made traps with bait) 24 hours before checking.
  • Check after mild, damp nights – this gives the most accurate indication of risk.
  • If you find 4+ slugs per trap in stubbles or 1+ slug per trap in standing crops, plan to bait immediately.

After Drilling

  • Re-set traps to monitor activity as seedlings emerge.
  • Check the seedbed for surface feeding damage and shredded cotyledons.
  • Look for slime trails and soil disturbance around plants.
  • Re-bait promptly if slug numbers remain above threshold or fresh damage appears.

Don’t Get Bogged Down With Slugs.. Ask Your Agronomist About IronMax Pro Today

REad our Article on Slugs Here

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De Sangosse is a European leader in complementary chemistry and molluscicides providing growers with innovative new approaches to protecting crops against disease, pests and the effects of adverse weather from seed to harvest.

Based in Suffolk, England, and headquartered in Agen, France, De Sangosse Ltd. has been providing research-backed solutions for over 40 years.

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