

Grazon Pro Paddock Weedkiller 1L
Spot treat docks, thistles, nettles and other problem weeds in grassland with Grazon Pro.
- Professional use clopyralid and triclopyr treatment for amenity grassland and grazed or cut grassland.
- Use between 1 March and 30 October on actively growing weeds; rainfast in two hours.
- Keep livestock out during treatment and for at least seven days afterwards; if ragwort is present, wait until it has completely recovered or died with no visible dead weed.
- Do not compost or mulch with treated plant material or manure from animals fed on treated crops.
SKU: 17244
Brand: Corteva
Description
| Weeds Controlled |
|---|
| Product Overview | |
|---|---|
| Product Type | Herbicide |
| Product Name | Grazon Pro |
| MAPP No. | 19875 |
| Active Substances | Clopyralid and triclopyr |
| Formulation | Emulsifiable concentrate |
| Areas of Use | Amenity grassland & grassland |
| Amateur/Professional | Professional |
| Recommended Spraying Essentials |
|---|
For those unsightly weeds common in paddocks and other grassland areas, look no further than Grazon Pro Paddock Weedkiller. This market leading product is a strong weed killer that will control the likes of docks, thistles, nettles, brambles, broom and gorse. It is also effective on dandelion, creeping buttercup, and daisy.
Grazon Pro is an extremely fast-acting herbicide that will not harm the grass. Ideal for spot treatments, the product directly kills the root of the weed resulting in long-term control.
This product replaces the previously registered product Grazon 90.
Active substances: 240g/litre triclopyr (acid equivalent) present as 334g/litre of triclopyr butotyl and 60g/litre (5.5% w/w) clopyralid.
Product Benefits
- Can be used to spot treat problem weeds
- Controls a wide spectrum of weeds
- Low application rate offers excellent value
- Rainfast in just 2 hours
Instructions for use
Where to use
Grazon Pro can be used in all amenity grassland and grassland situations.
- Amenity grassland: Areas of semi-natural or planted grassland subject to minimal or non-intensive management
- Grassland: Land grown for grass production which may be grazed and/or cut for animal consumption
When to use
Grazon Pro can be used between 1st March to 30th October and is most effective when used to treat weeds that are actively growing.
| Application Window | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
For optimum efficacy, the timing of the application of Grazon Pro is crucial:
| Weed Type | Application Timing |
|---|---|
| Nettle | When actively growing but before flowering |
| Dock | In the spring when docks are in the rosette stage |
| Creeping thistle | When actively growing but before flower spikes are 15 cm high |
| Bramble, broom and gorse | June-August when actively growing but before autumn senescence begins |
How to use
Grazon Pro can be applied using handheld spraying equipment such as a knapsack sprayer using a medium spray quality nozzle:
- Half fill the spray tank with water
- Add the required amount of Grazon Pro and agitate to ensure thorough mixing
- Add the remaining water and continue to agitate
- Maintain agitation of the spray solution whilst spraying
- When spraying ensure foliage is thoroughly wetted but run-off should be avoided
- To allow maximum translocation, avoid cutting the grass for up to 28 days after application
- After spraying clean all spraying equipment inside and out, using a suitable spray tank cleaner
Additional Information
- Do not apply onto or around manure or other compost heaps
- Do not roll or harrow grass for 10 days before or 7 days after application
- Any yellowing of the sward is transient and will quickly grow out
- Avoid contact with non-target plants, ponds, lakes or water courses
- In hot conditions vapour drift may occur
- Grazon Pro residues in plant tissues (including manure and compost) which have not completely decayed may affect succeeding susceptible crops
- Do not use plant material treated with Grazon Pro or manure from animals fed on crops treated with Grazon Pro for composting or mulching
- Be aware that conifers are particularly sensitive to spray drift
- Avoid applying when conditions are not suitable for active plant growth
- Exclude livestock during treatment and for at least 7 days following treatment, if ragwort is present exclude livestock until it has completely recovered or died and there is no visible sign of the dead weed
FAQs
For further information on Grazon Pro Paddock Weedkiller 1L, please speak to a member of our technical sales team on 01952 641949.
Technical Information
| SKU | Product | File |
|---|---|---|
| 17244 | Grazon Pro Paddock Weedkiller 1L | Safety Data Sheet |
| 17244 | Grazon Pro Paddock Weedkiller 1L | Product Label |
| 17244 | Grazon Pro Paddock Weedkiller 1L | Technical Information Sheet |
FAQs
How should Grazon Pro be applied?
Grazon Pro should only be applied using handheld spraying equipment, such as a knapsack sprayer with a medium spray quality nozzle. To prepare the spray:
1. Half fill the spray tank with water.
2. Add the required amount of Grazon Pro and agitate to ensure thorough mixing. The recommended dose is 60ml Grazon Pro in 10L water.
3. Add the remaining water and continue to agitate.
4. Maintain agitation of the spray solution whilst spraying. Ensure foliage is thoroughly wetted but avoid run-off. After spraying, clean all spraying equipment inside and out using a suitable spray tank cleaner.
What precautions should be taken when using Grazon Pro?
Keep out of reach of children.
Keep away from heat, sparks, and flame.
Do not swallow.
Avoid contact with eyes, skin, and clothing.
Avoid breathing vapour or mist.
Wash thoroughly after handling.
Keep container closed.
Use with adequate ventilation.
No smoking, open flames, or sources of ignition in handling and storage area.
Electrically ground and bond all equipment.
Do not apply onto or around manure or other compost heaps.
Avoid contact with non-target plants, ponds, lakes, or water courses.
Exclude livestock during treatment and for at least 7 days following treatment. If ragwort is present, exclude livestock until it has completely recovered or died and there is no visible sign of the dead weed.
Do not use plant material treated with Grazon Pro or manure from animals fed on crops treated with Grazon Pro for composting or mulching.
Be aware that conifers are particularly sensitive to spray drift.
Avoid applying when conditions are not suitable for active plant growth.
Do not mix with phenoxy herbicides, as this may compromise translocation of Grazon Pro down into the roots.
What is the maximum total dose of Grazon Pro?
The maximum total dose is one per year.
Delivery & Returns
- Free delivery on orders over £150.
- Order before 1pm for next working day delivery on most items.
- Bulk items are delivered via kerbside pallet delivery.
- Surcharges may apply to some postcodes.












