FourStar® CRG is the first and only microbial granule to offer pre-flood application. That means it maintains effectiveness through wet and dry periods. A dual action controlled release technology in FourStar® CRG can kill larvae for up to 60 days and 4 floodings.
- High density, spherical silica sand carrier
- 9 to 1 (9% Bsph/1% Bti) combination active ingredients
- Dual-action controlled release technology
- Bulk density of 51 lbs/ft3
- Up to 60 days control
- Effectiveness in intermittent flood area
- Can be applied to pre-flood areas
- Wet/dry effectiveness reduces applications
- Active ingredient ratio prevents resistance
- Weight provides optimal vegetation penetration
- Less target drift
- More coverage per application
FourStar® CRG is approved for ground and aerial application at a minimum of 7.5 to 10 lbs/acre up to 20 lbs/acre.