Pesticide Table for Hemp Pests

Latest revision: 
March 2024

Much of the information below comes from the Oregon Department of Agriculture “Guide List for Pesticides and Cannabis”
https://www.oregon.gov/oda/shared/Documents/Publications/PesticidesPARC/... (updated 11/01/23)

For biological control agents and other biological treatments refer to “Biological Control of Nursery Pests” in the PNW Handbook:
https://pnwhandbooks.org/insect/hort/nursery/biological-control-nursery

Active Ingredient

Trade Name

Target Pest(s)

Insecticide Group

Signal Word

Restricted Use?

REI

PHI (days)

azadirachtin

Many brands, and formulations

aphid, leafhopper, whitefly, thrips, lygus bug and spider mite

--

Caution

N

4 hr

0

azadirachtin and pyrethrins

Azera (Valent)

aphid, leafhopper, whitefly, thrips, lygus bug and spider mite

3A

Warning

N

12 hr

0

Bacillus thuringiensis var. aizawai

Agree (Certis Biologicals), XenTari (Valent)

corn earworm, tobacco budworm and lepidopteran moth caterpillar

11A

Caution

N

4 hr

0

Bacillus thuringiensis var. kurstaki

Dipel (Valent)

Javelin (Certis Biologicals)

corn earworm, tobacco budworm and lepidopteran moth caterpillar

11A

Caution

N

4 hr

0

Beauveria bassiana, strain ANT

BioCeres (BioSafe)

aphid, whitefly, thrips, lygus bug

--

Caution

N

4 hr

0

Beauveria bassiana, strain ANT, pyrethrins

BotaniGard Maxx (LAM International)

aphid, leafhopper, whitefly, thrips, lygus bug, spider mite

--

Warning

N

12 hr

0

Beauveria bassiana, strain GHA

Mycotrol (Bioworks), Botanigard ES, BoteGHA (LAM International) Botanigard, Mycotrol (Bioworks)

aphid, leafhopper, whitefly, thrips, lygus bug, spider mite

--

Caution

N

4 hr

0

Heat-killed Burkholderia spp. strain A396 cells and spent fermentation media

Venerate CG and Venerate XC (Marrone Bio Innovations)

aphid, caterpillar, corn earworm, leafhopper, mealybug, mites, thrips, whitefly

-

Caution

N

4 hr

0

Chromobacterium subtsugae strain PRAA4-1T

Grandevo CG and Grandevo WDG (Marrone Bio Innovations)

aphid, caterpillar, corn earworm, leafhopper, mealybug, mites, thrips, whitefly

--

Caution

N

4 hr

0

kaolin

Surround WP (Novasource)

grasshopper, leafhopper, lygus bug,

--

Caution

N

4 hr

0

neem oil

Trilogy (Certis), Debug ON (Agro Logistic Systems)

aphid, whitefly, thrips, spider mite

--

Caution

N

4 hr

0

petroleum-derived oil

Many brands

leafhopper, mites, whitefly,

--

Caution

N

4 hr

0

potassium salts of fatty acids

M-Pede (Gowan),

DES-X (Certis)

leafhopper, lygus bug, thrips, mites, whitefly

--

Warning

N

12 hr

0

essential oil extracts

Many brands and formulations

caterpillar, beetles, aphid, leafhopper, thrips, whitefly, spider mite

--

Warning

N

0 hr

0

vegetable-derived oil

Many brands and formulations

aphid, leafhopper, thrips, whitefly, spider mite

--

Caution

N

4 hr

0

polyhedral occlusion bodies (OBs) of the nuclear polyhedrosis virus of Helicoverpa

Zea

Gemstar LC (Certis Biologicals)

corn earworm, tobacco budworm,

--

Caution

4 hr

0