Extinguish® Plus

Advantages: Speed of Amdro®, longer duration of control of an IGR product (Extinguish® Professional) Inexpensive Labeled for grass forage (pasture and rangeland) Disadvantages: Slower than Advion® Requires low-volume spreader Active Ingredient: 0.25% s-methoprene and 0.36% hydramethylnon (i.e. Extinguish® Professional + ProBait®) Similar Products: Amdro® Pro + Extinguish® Professional hopper blend Application Rate, Broadcast: 1.5 lbs. per acre Speed of Control: relatively fast, 2 – 4 weeks Duration of Control: 2 – 12 months, one application per year is usually sufficient, but depends on reinvasion pressure Approximate product cost: $10 – $15 per pound or $15 – $20 per acre ($3.50 – $5.00/10,000 sq. ft.) Best used for: Any situation where relatively fast, inexpensive control is needed Best season for application: Any time ants are foraging for bait Sources: Garden centers and agricultural suppliers Toxicity: very low; may be toxic to animals if very large quantities are consumed Agr