Onset 10 GR

Onset 10GR is a granular pre-emergent herbicide that provides up to 6 months of protection against a wide variety of grassy weeds, including Crabgrass, Summergrass, Parramatta Grass, Crowsfoot, Paspalum, and Wintergrass. One 5kg pack of Onset treats up to 250 m².

The active ingredient is coated onto a dust-free 200 SGN (2mm) silica granule, which contains 26% plant-available silicon, plus essential trace elements like Calcium and Magnesium. Silicon is known to support turf health by improving stress resistance, enhancing nutrient uptake, strengthening cell walls, and increasing tolerance to wear and drought.

Key Benefits of Onset 10GR:

• Granular format for easy and even application with minimal drift or risk of off-target movement

• Wide-spectrum control of many grassy weeds, including hard-to-manage species like Parramatta Grass, Rats Tail Fescue, and African Love Grass

• Strong performance on Crowsfoot, Crabgrass, and Summergrass

• Non-scheduled formulation makes it safer for use in high-traffic and public areas

• Long residual action lasting up to 6 months

• Enriches soil with available silicon to improve stress tolerance, boost nutrient efficiency, and enhance turf resilience

• Contains beneficial trace elements: Iron, Copper, Zinc, Molybdenum, along with 1.4% Calcium and 1.1% Magnesium