Weed Weapon Preventor/Ronstar
Ronstar / Weed Weapon is a selective pre–emergent herbicide for broad spectrum annual weed control in container grown woody ornamentals, nurseries and home gardens.
20g/kg oxadiazon and 5g/kg simazine
Key Weed Control
Apply at 20g/sqm. Repeat after 3 months or as soon as weeds emerge.