Pesticide Table for Hemp Pests

Latest revision: 
March 2023

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 6/22/22)

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

Various soft-bodied insects

--

Caution

N

4 hr

0

Azadirachtin, Neem

Debug (Agro Logistic Systems

Various soft-bodied insects

--

Caution

N

4 hr

0

Azadirachtin, pyrethrins

Azera (Valent)

Various soft-bodied insects

3A

Warning

N

12 hr

0

Bacillus thuringiensis var. aizawai

Agree (Certis), XenTari (Valent)

Caterpillars, corn earworms

11A

Caution

N

4 hr

0

Bacillus thuringiensis var. kurstaki

Many brands, and formulations

Caterpillars

11A

Caution

N

4 hr

0

Beauveria bassiana, strain ANT

BioCeres (BioSafe)

Aphids, whitefly, thrips, Lygus

--

Caution

N

4 hr

0

Beauveria bassiana, strain ANT, pyrethrins

BotaniGard Maxx (LAM International)

Aphids, leafhopper, whitefly, thrips, Lygus, 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 various insects

--

Caution

N

4 hr

0

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

Venerate CG and Venerate XC (Marrone Bio Innovations)

Aphids, caterpillars, corn earworm, leafhoppers, mealybugs, mites, thrips, whitefly

-

Caution

N

4 hr

0

Chromobacterium subtsugae strain PRAA4-1T

Grandevo CG and Grandevo WDG (Marrone Bio Innovations)

Aphids, caterpillars, corn earworm, leafhoppers, mealybugs, mites, thrips, whitefly

--

Caution

N

4 hr

0

kaolin

Surround WP (Novasource)

grasshopper, leafhopper, Lygus,

--

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, mite, whitefly,

--

Caution

N

4 hr

0

Potassium salts of fatty acids

M-Pede (Gowan),

DES-X (Certis)

leafhopper, Lygus, thrips, mites, whitefly

--

Warning

N

12 hr

0

Essential oil extracts

Many brands and formulations

caterpillars, beetle, 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 earworms, tobacco budworm,

--

Caution

4 hr

0