A boom sprayer at the edge of a green field under an open sky.
Crop Science

Rate calculator

Estimate how much concentrate and water you need for your area, in your units and region.

Region
Units
Application level
Concentrate needed
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Water volume
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Dilution rate
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Mix rate
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Field rate
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Results are estimates for planning only, based on standard Vegalab label rates. Actual rates vary by crop, pest pressure, growth stage and local regulation. Always confirm against the product label and your agronomist before mixing or applying.

How the Rate Calculator works

The calculator turns a label dilution into the two numbers you actually need at the tank: how much concentrate to measure, and how much water to carry. Enter your area and it converts the product's registered rate into your units, metric or imperial, for the region you select.

The rates it uses are the registered ones, taken from the same catalog that drives the product pages - it does not invent a rate or interpolate between products. Where a product carries a range rather than a single figure, typically a lower preventive rate and a higher rate for established pressure, the calculator reflects that range rather than averaging it away.

Two things it cannot know: your water volume per hectare, which depends on your sprayer, nozzles and forward speed, and the condition of the block on the day. Treat the result as the starting point for a tank mix, then check it against the label before you measure anything.

Need to work out which product first? Use the Product Finder or start from your crop. Application rates are printed on every product label and product sheet, and the label governs where the two differ.

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