Sumilarv® 0.5G

MGK · Pyriproxyfen 0.5% · EPA Reg 1021-2819 · INSECT GROWTH REGULATOR Document last checked 2025-02-05

About this product

Active ingredient Pyriproxyfen 0.5%

Manufacturer MGK

Category INSECT GROWTH REGULATOR

Full details for Sumilarv® 0.5G

Source product label ↗ Open the catalog source label while the local copy is reviewed. Verify the product name, EPA registration number, and revision before use. 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. 1021-2819 — 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. 1021-2819 →

Sumilarv 0.5G is a mosquito larvicide designed for outdoor vector control. It is used to control mosquitoes in catch basins by applying the product through the grate.

Pests covered (3)

mosquitoesANOPHELES MOSQUITOES (LARVAE)AEDES MOSQUITO

Areas treatable (19)

catch basinsORNAMENTAL PLANTS (POTTED)SEWERSSEPTIC TANKS (WATER TREATMENT)CATCH BASINS (WATER TREATMENT)INDUSTRIAL WASTE WATER IMPOUNDMENT (WATER TREATMENT)STANDING WATER (TREEHOLES) (WATER TREATMENT)CONSTRUCTION DEPRESSIONS (WATER TREATMENT)RAIN BARRELS (WATER TREATMENT)GUTTERS (WATER TREATMENT)STORED TIRESBIRDBATH WATERPONDS (ORNAMENTAL)ORNAMENTAL FOUNTAINSWASTE WATER SYSTEMSCESSPOOLSSEWAGE EFFLUENT WATERSEWAGE SETTLING POND (LAGOON) (WATER TREATMENT)SWIMMING POOL WATER

How to treat each type of area 2

catch basins

Target pest	Location	Rate	Unit	Label notes
mosquitoes	Outdoor	75	g	provides up to 21 weeks or 150 days of continuous control; apply through the grate
mosquitoes	Outdoor	25	gm	provides up to 4 weeks or 28 days of continuous control

Worker safety

PPE required Avoid contact with eyes. Wash hands thoroughly with soap and water after handling and before eating, drinking, chewing gum, or using tobacco.

Timing & weather

Once applied, Sumilarv 0.5G will be unaffected by dry, hot, cold or sunny conditions and will begin working when the catch basin is flooded during rain events until the active ingredient degrades below effective levels.
During dry periods, Sumilarv 0.5G remains active and will continue to deliver results once water returns to the catch basin.

Use restrictions 3

Do not apply directly to treated, finished drinking water reservoirs or drinking water receptacles when the water is intended for human consumption.
Do not apply to areas where surface water is present, or to intertidal areas below the mean high water mark.
Do not contaminate water when disposing of equipment washwater or rinsate.