General Information


This product may be used in California by following the specific crop directions and the CALIFORNIA SUPPLEMENTAL LABEL found at the end of the label.

Not for use or storage in or around residential sites, including homes, non-agricultural outbuildings, pleasure boats, recreational vehicles, preschools, day care centers, and applications to humans and pets.

Do not use or store in greenhouses.

Do not use in undiluted form.

When an adjuvant is to be used with this product, Makhteshim Agan of North America, Inc. suggests the use of a Chemical Producers and Distributors Association certified adjuvant.

Apply the listed amount per acre when insects first appear and repeat as required, unless otherwise noted, to maintain effective control. Use in sufficient water for thorough coverage of listed crops unless otherwise noted. Coverage of upper and lower leaf surfaces is essential for good control. For ground application, apply listed amount of pesticide in a minimum of 10 gallons of water per acre on vegetable or row crops unless otherwise noted. Observe use limitations. If insect control is required beyond the following use patterns, supplement the control program with other suitable pesticides.

Limitations, Restrictions, and Exceptions



Use 2/3 quart Thionex 3EC (1/2 pound active ingredient) per 100 gallons of water or 1 1/3 teaspoons per gallon.

Apply in sufficient spray for thorough coverage. For air application use 2/3 to 1 1/3 quarts of Thionex 3EC (1/2 to 1 pound active ingredient) per acre in a minimum of 5 gallons of water.

For Cooley Spruce Adelgid, apply just prior, at, or just after bud break when Adelgids are still in the crawler stage.

Application may also be made in the fall.

For Douglas Fir Needle Midge, application timing should be determined through the use of fly emergence cages.

Adults usually emerge shortly before bud break. Instructions for using fly emergence cages can be obtained through the local extension office.

As a precaution, treat a few plants of each variety that are going to be sprayed for potential phytotoxicity problems before treating the whole acreage.


Do not enter treated areas without appropriate protective clothing for 24 hours.

Do not use this product through any type of irrigation system.