Lavron Insecticide 1L (1L covers 25Ha)

Lavron® is a synthetic pyrethroid insecticide for insect control in Cereals, Citrus, Grapes, Vegetable and Forage Brassicas, Tomatoes, Beans, Onions, Potatoes, Maize, Sweetcorn (Seedlings) and White Clover Seed Crops.
Active ingredient:
250g/litre Lambda-Cyhalothrin EW
Crops & Target Pests.
Crops used on.
- Cereals.
- Maize.
- Sweetcorn.
- Brassicas (Forage & Veg).
- Beans.
- Tomatoes.
- Onions.
- Potatoes.
- Citrus.
- Grapes.
- White Clover Seed Crops.
Key Pests Controlled
- Aphids (cereals, clover).
- Cutworm.
- Tomato Fruitworm.
- Diamondback Moth.
- White Butterfly.
- Thrips.
- Potato Tuber Moth.
- Fuller’s Rose Weevil (Citrus).
Application Rates (Key Examples),
- General foliar pests → ~40 mL/ha (most crops).
- Cereals (aphids) → 20–40 mL/ha.
- Grapes → 4 mL / 100 L.
- Citrus (weevil) → 300 mL / 100 L (trunk spray).
- Water rates vary widely (200–1000 L/ha depending on crop)..
- PASTURE / CLOVER, use limited but can be useful.
- Targets, Aphids, Cutworm.
Be careful Kills beneficial insects, Avoid spraying during flowering (bee risk), Best used as a rescue spray, not routine.
- MAIZE / SWEETCORN.
Very Suitable Targets.
- Armyworm.
- Corn Earworm.
Works Best.
- Early infestation.
- Evening spraying.
- Strong, cost-effective option here.
- BRASSICAS (FORAGE + VEG).
Common Use Targets.
- Diamondback Moth.
- White Butterfly.
- Weakness.
Resistance risk (very common in DBM).
- Best Strategy, Use Lavron early, Rotate quickly to Group 28 or 5.
- POTATOES Moderately useful,Targets.
- Potato Tuber Moth.
- Aphids (partial control).
Often combined with Systemic Aphid products.
- GRAPES / CITRUS Specialist use.
- Grapes Light insect pressure.
- Citrus Fuller’s rose weevil (trunk sprays).
Key Practical Takeaways,
- Fast knockdown, short-ish residual.
- Cheap and effective—but, hard on beneficial insects, and resistance builds fast.
Timing & Use Notes,
Apply at first sign of pest activity, repeat as needed (often 10–21 day intervals), good coverage is critical (especially dense crops), evening application recommended for some pests (e.g. cutworm).
Withholding Periods (Important),
- Beans 3 days.
- Tomatoes 3 days .
- Veg Brassicas 3 days.
- Onions 14 days.
- Potatoes 14 days.
- Cereals (Grain) 70 days.
- Forage Brassicas 14 days grazing restriction.
- White Clover Seed 70 days grazing restriction.
Safety & Environmental Risks.
- Highly hazardous product.
- Toxic if swallowed or inhaled.
- Can cause organ damage with repeated exposure.
- Very toxic to aquatic life.
- Toxic to beneficial insects and terrestrial invertebrates.
Key Precautions:
- Do NOT spray near waterways.
- Avoid spray drift.
- Wear full PPE.
- Certified handler required in NZ.
Handling & Disposal,
Triple rinse containers and send to AgRecovery Prevent spills entering waterways Store in a cool, dry, ventilated place.
Key Takeaways,
Strong knockdown insecticide similar to Karate-type products.
- Very versatile across crops.
- Needs careful handling due to toxicity.
- Best used in a rotation programme to avoid resistance (Group 3).
Caution:
Must be used strictly according to label directions..

Note: Same active as Karate 1L

Available in 1L

Lavron Technical Guide 

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On purchasing this product, we will require a copy of your Certified Handler Agreement Form.