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Extinguish Plus Fire Ant Control

Zoecon · S-Methoprene 0.25%; Hydramethylnon 0.365% · EPA Reg 2724-496 · INSECT GROWTH REGULATOR; INSECTICIDE Document last checked 2026-05-30

About this product

Active ingredient S-Methoprene 0.25%; Hydramethylnon 0.365%
Manufacturer Zoecon
Category INSECT GROWTH REGULATOR; INSECTICIDE

Full details for Extinguish Plus Fire Ant Control

Source safety data sheet ↗ Open the catalog source SDS while the local copy is reviewed. Verify the exact product and revision before relying on it. EPA registration data Reg. 2724-496 — registry reference, signal word and status.

Applicator discussion

Nothing here is label direction — the label is the law. These are notes from other applicators, moderated before they appear. Check the labeling accompanying the product and applicable state requirements.

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According to the label From the product label

These details were extracted from this product's label PDF. The label is the law. Confirm every rate, site, restriction and safety requirement against the label before mixing or applying. Check for a state supplemental label; a product may be restricted or prohibited in a state or site even when a rate appears below. · EPA registration data for Reg. 2724-496 →

This Indoor Ant Kit is a bait used to control imported and native fire ants, harvester ants, big-headed ants, and Argentine ants. Indoor application involves placing bait in cracks, crevices, or inaccessible areas like unfinished attics and crawl spaces, or using it in refillable bait stations. Outdoor application is performed via broadcast treatment using ground or aerial equipment.

Pests covered (11)
Imported and native fire antsHarvester antsBig-headed antsArgentine antsfire antsimported and native fire ants, as well as other ants, such as: harvester, big-headed, and Argentine antsANTSARGENTINE ANTBIG HEADED ANTSFIRE ANTIMPORTED FIRE ANTS
Areas treatable (38)
Broadcast TreatmentGrass Forage (Pasture and Rangeland)cracks and crevices, or other inaccessible areas such as, but not limited to, structural voids, unfinished attics or crawl spacesunfinished attics and crawl spacesREFILLABLE BAIT STATIONSNUT TREES (NONBEARING)FRUIT TREES (NONBEARING)ORNAMENTAL PLANTS (CONTAINERIZED)PASTURES (GRASS) (BAIT APPLICATION)GRASSES (FORAGE) (BAIT APPLICATION)HOSPITALS (INDOOR INEDIBLE)MEAT PROCESSING PLANTS (INDOOR) (BAIT APPLICATION)POULTRY PROCESSING PLANTS (INDOOR) (BAIT APPLICATION)ROADSIDES (BAIT APPLICATION)NONCROP AREAS (BAIT APPLICATION)AIRPORTS (BAIT APPLICATION)ATHLETIC FIELDSDOMESTIC DWELLINGS (INDOOR) (BAIT APPLICATION)HOTELS/MOTELS (INDOOR) (BAIT APPLICATION)ZOO (BAIT TREATMENT)RECREATIONAL AREAS (BAIT APPLICATION)PICNIC GROUNDS (BAIT APPLICATION)PARKS (BAIT APPLICATION)CAMPS (OUTDOOR) (BAIT APPLICATION)NURSERY STOCK (SOIL TREATMENT)POULTRY HOUSES (OPEN PREMISE TREATMENT)RANGELAND (GRASSES) (BAIT APPLICATION)FOOD MARKETING/STORAGE/DISTRIBUTION FACILITIES (INDOOR INEDIBLE)SCHOOLS (OUTDOOR)COMMERCIAL/INSTITUTIONAL/INDUSTRIAL BUILDINGS (INDOOR INEDIBLE)SEWERS (BAIT TREATMENT)PET KENNEL (BAIT TREATMENT)ORNAMENTAL TURF (GOLF COURSES) (BAIT APPLICATION)LIVESTOCK CORRALS (OPEN PREMISE TREATMENT)LIVESTOCK HOLDING AREASORNAMENTAL TURF (COMMERCIAL) (BAIT)ORNAMENTAL TURF (CEMETERIES) (BAIT)ORNAMENTAL LAWNS (BAIT APPLICATION)

How to treat each type of area 8

Broadcast Treatment

Target pest Location Rate Unit Label notes
Imported and native fire ants Outdoor 1.5 lb/acre Broadcast bait uniformly with ground (granular spreaders) or aerial equipment.
Harvester ants Outdoor 1 – 2 lb/acre Broadcast bait uniformly with ground (granular spreaders) or aerial equipment.
Target pest Location Rate Unit
Big-headed ants Outdoor 3 oz/5,000 sq ft
Argentine ants Outdoor 2–4 oz/5,000 sq ft

Grass Forage (Pasture and Rangeland)

Target pest Location Rate Unit Label notes
fire ants Outdoor 8 pounds per acre per year Only in Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, New Mexico, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, and Virginia. Do not exceed 8 pounds per acre per year or more than 4 times a year, with a minimum retreatment interval of 90 days.

cracks and crevices, or other inaccessible areas such as, but not limited to, structural voids, unfinished attics or crawl spaces

Target pest Location Rate Unit
imported and native fire ants, as well as other ants, such as: harvester, big-headed, and Argentine ants Indoor 0.25 - 0.5 ounce (2 teaspoons – 1 tablespoon) per crack, crevice, or other inaccessible areas

unfinished attics and crawl spaces

Target pest Location Rate Unit Label notes
imported and native fire ants, as well as other ants, such as: harvester, big-headed, and Argentine ants Indoor 0.25 ounce (2 teaspoons) per 100 square feet only if the space is secured or otherwise inaccessible to children or pets.

REFILLABLE BAIT STATIONS

Target pest Location Rate Unit Label notes
imported and native fire ants, as well as other ants, such as: harvester, big-headed, and Argentine ants Indoor 1 ounce (2 tablespoons) per refillable bait station Locate stations along the perimeter of a structure or fence line with 1 station every 15 to 30 linear feet.

Timing & weather

Use restrictions 8