You can use it in many different ways such as a soil drench to target grubs or a spray to knock down aphids

Because it doesn't repel the insects

For use on noncrop sites such as rights of way

green stems and exposed nonwoody roots of desirable plants

The active ingredient provides quick knockdown and targets a range of soil insects from grubs to armyworms

Oryzalin 4 Pre-Emergent Weed Control Carpenter Bees You can use it inENVIRONMENTAL HAZARDS: This pesticide is toxic to fish. Do not apply directly to water, 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 washwaters. Cover or incorporate spills.