Fiera Herbicide 5L
FIER5
You Save: $118.80 (26%)
Active Ingredient:
500g/litre propyzamide in the form of a suspension concentrate.
What It Controls.
Annual Grass Weeds, including:
- Barley Grass.
- Annual Poa (Poa annua), other Annual Grasses.
Where It’s Used.
- Lucerne (alfalfa).
- Clover Seed Crops.
- Lettuce.
- Turf.
- Cotula Lawns.
- Bowling Greens.
Non-crop Areas:
- Fence lines.
- Headlands.
- Stock Camps.
- Waste Areas.
Application Rates. (typical label guidance)
- Up to ~1.5 kg active/ha max (≈ 3 L/ha product) depending on situation.
Rates vary based on:
- Soil type.
- Weed pressure.
- Crop or non-crop situation.
Usually applied as a broadcast ground spray in water.
Timing & Performance.
Best applied Pre-emergence or early post-emergence of grass weeds, needs moist soil for activation, provides residual control up to ~6–8 weeks.
Key Safety & Hazard Points.
- Eye irritant & skin sensitiser.
- Suspected carcinogen (long-term exposure risk).
- Very toxic to aquatic life & soil organisms.
Critical:
- Avoid spray drift to waterways.
- Use full PPE (gloves, eye protection, etc.)
Practical Use Tips.
- Works best on cool, moist soils.
Avoid use on:
- Waterlogged soils.
- Very dry conditions (poor uptake).
- Ideal for winter / early spring grass control.
- Often used as an alternative to Kerb/Polka-type products.
Resistance Management.
- Group K1 herbicide → rotate with other modes of action.
- Avoid repeated use alone to reduce resistance risk.
General Mixing.
- Mix with water only unless label allows tank mixes.
- Maintain agitation.
- Apply evenly to soil surface.
Withholding / re-entry (general).
- Follow label for specific crop restrictions.
- Avoid grazing treated areas until safe (check exact label details).
Bottom line.
Fiera is a residual, soil-acting grass herbicide best suited for Barley Grass & Annual Grass Control in Lucerne, clover, turf, and non-crop areas and situations needing longer residual control in cool conditions.
Caution:
Must be used strictly according to label directions.
Available in a 5L.
Fiera an alternative to Polka.
Customer also search for the best price for Kerb, Polka.









