Hand Gun application

Tank size (Litres)
Volume of spray to prepare in Litres
Select Situation
Select Herbicide
Herbicide Application Rate
Refer to label for specific weed and rate
Select Product B Herbicide
Select Wetting Agent


Coming soon

Quickstart guide What you should know

This tool will help users of Weed Force herbicides to mix and apply the products accurately

Weed Force Spray Calculator provides quick and accurate calculation for tank mix based on preloaded typical or custom mixing rates (including commonly used combinations such as knockdown & pre-emergence herbicides and wetting agents)

After determining the most suitable product and application rate from the relevant Weed Force product label, simply enter the Weed Force Product and rate from that label or use pre-loaded examples built into the calculator. Custom rates can also be entered.

Simply input your tank size (or spray volume required) and the calculator does the rest for you!

Before you start Read the label

Spray Tips and Hints

Caution To be aware of

Weed Force gives no warranties, express or implied regarding the accuracy of this calculator. The information is provided as examples and is general in nature and does not constitute advice nor recommendation. You personally are responsible to read the relevant product labels and Safety Data Sheets (SDS) and determine a product's suitability, appropriate rate and use patterns for your situation. Sole responsibility and risk associated with the use of this information, irrespective of the purpose to which it is applied is accepted by the user.