Insecticides Labeled for Colorado Potato Beetle
Chuck Bornt, Team Leader, Extension Vegetable Specialist
Eastern New York Commercial Horticulture

Insecticides Labeled for Colorado Potato Beetle Control. (This is not a complete list)
Product name
IRAC Group
Rate per Acre
Comments
Coragen
28
3.5-5.0 fl. oz
Do not apply within 100 feet of a water body, allow a minimum interval of 5 days between applications
Voliam Xpress
28
6.0-9.0 fl oz
Do not apply within 100 feet of a water body, allow a minimum interval of 5 days between applications, do not exceed 27 fl oz/acre per season
Agri-Mek SC
6
1.75-3.5 fl oz
Must be mixed with a non-ionic activator type wetting, spreading and/or penetrating adjuvant, best if used on small larvae (50% egg hatch) , do not exceed more than 2 applications per acre
Assail 30 SG
4A
1.5-4.0 oz
Do not use on fields that received an in-furrow planting or seed piece treatment of another Group 4 or 4A .
Provado 1.6F, Nuprid 1.6F, Prey, Pasada
4A
3.75 fl oz
Do not use on fields that received an in-furrow planting or seed piece treatment of another Group 4 or 4A insecticide at planting.
Leverage 360
4A + 3A
2.8 fl oz
Do not use on fields that received a in-furrow planting or seed piece treatment of another Group 4 or 4A insecticide (see note above), do not exceed 12.8 fl oz per season per acre
Actara
4A
1.5 -3.0 fl oz
Do not use on fields that received an in-furrow planting or seed piece treatment of another Group 4 or 4A insecticide at planting.
Endigo ZC
4A + 3A
2.5-6.0 fl oz
Do not use on fields that received an in-furrow planting or seed piece treatment of another Group 4 or 4A insecticide at planting.
Radiant SC
5
6-8 fl oz
Best against smaller larvae, but will also work on larger larvae
Blackhawk
5
1.7-3.3 oz
Do not make more than 2 applications per season
Rimon
15
6-12 fl oz
FIFRA Section 24C Special Local Need registration: apply when most of the population is at egg hatch to second instar, do not use against adults, do not apply to successive generations (if you use it now, don't use it later this summer on the next generation), do not apply more than 3 applications and do not exceed 24 fl oZ per acre per season
Trigard
17
2.7-5.3 oz
Best if used on 1st and 2nd instar larvae, ineffective on adults
Kryocide or Prokil Cryolite
UN
10-12 lbs
For use against small to medium sized larvae, minimum 7 day intervals, these materials are insoluble in water and should have constant agitation, they are abrasive to roller type pumps and nozzles—use ceramic or stainless steel nozzles. For best results residues should not be subjected to rainfall or irrigation for at least 24 hours after application.
Organic Options for Colorado Potato Beetle Control (please consult your certifying party to determine if these products are allowed first before using)
Entrust Naturalyte
Insect Control
5
1 - 2 ozs
Treat eggs at hatch or small larvae. Repeat applications may be necessary to protect new foliage. Do not apply Entrust to consecutive
generations of Colorado potato beetle and do not make more than
two applications per single generation of Colorado potato beetle.
Aza-Direct
(azadirachtin)
1 - 2 pts
Best control is achieved at the upper end of the use range. Does not
provide immediate mortality. Foliage contact and coverage extremely important.
Neemix 4.5
Ecozin Plus 1.2% ME(azadirachtin)
UN
UN
2-16 oz
15-30 oz
Most effective on small larvae, initiate application when 25% of the initial egg masses have hatched or more than 200 small larvae are found on 25 vines, continue to scout and apply at 5 to 7 day intervals during egg hatching. Allowed for organic production if allowed by sanctioning body
Azera(azadirachtin plus pyrethrins)
UN + 3A
1.0-3.5 pints
Most effective on small larvae, initiate application when 25% of the initial egg masses have hatched or more than 200 small larvae are found on 25 vines, continue to scout and apply at 5 to 7 day intervals during the egg hatching period, allowed for organic production if allowed by sanctioning body
Trident Biological Insecticide
(Bacillus thuringiensis
Sub. tenebrionis)
Bt
3-6 quarts
Initiate application as soon as eggs begin to hatch, first and second instars or up to ¼ inch in length. Must be ingested by the insect to be effective so thorough plant coverage is essential for best results. Larvae will not die immediately but will cease feeding and die in 2-4 days. Reapply every 7-14 days as necessary to maintain control during periods when larvae are present but during periods of heavy infestation and extended egg hatch, reapply every 4-5 days. Do not use spreading agents, especially silicone-based spreaders.
PyGanic EC 5.0 II
(pyrethrins)
3
4.5 - 17
fl oz
Target small larvae. Foliage contact and coverage extremely important. Quickly broken down by UV, best when applied late in the day, early evening.
Miller Nu Film P
Na
4 ozs - 1 pint
The addition of a spreader sticker such as this one to the above mentioned products may improve spray coverage and improve control. This material alone has no activity on CPB.

Upcoming Events
Expanding Farm Sales: Markets, Profits, and Branding Series
January 10, 2026
Looking to diversify where you sell your farm products? This four-part workshop series helps farmers explore new opportunities in direct-to-consumer, wholesale, and institutional markets. Learn how to meet buyer expectations, price for profitability, and build lasting relationships that support your business goals. Participants will strengthen marketing and communication skills, evaluate which sales channels best fit their farm, and connect with buyers, distributors, and local partners who can help expand their reach. Whether you're just starting out or ready to grow your market presence, this program will help you chart the right path for your farm's future.
Four Session Series: Saturdays from 10AM to Noon, January 10-January 31, 2026
Attend at one of three locations: Schoharie Extension Center - Cobleskill, NY; Otsego Education Center - Cooperstown, NY; Via Zoom
Pre-registration is requested! Fee: $25 Register Here
Any questions can be directed to Kelley Doolin at kmd322@cornell.edu
Pesticide Applicator Certification Exam Prep Course
January 13 - January 14, 2026
Join ENYCHP specialists for an in-depth review of topics covered on the NYS DEC pesticide applicator certification exam. This two-day virtual course includes explanation of key concepts on the core exam, test-taking tips for the core and category exam, practice questions, and Q&A with instructors. Course materials, including program recordings, practice exams, and DEC materials will be available to registrants after the program. This training is geared toward certification categories 1A (agricultural plant), 21 (field and forage), 22 (fruit), and 23 (vegetable).
I thought I was covered for that! Farm Insurance Webinar Series, Jan-Feb 2026
January 13, 2026 : Session 1: Insurance and Risk Management 101
Insurance and Risk Management 101. This first webinar will cover many of the general provisions found in insurance policies and describe some of the terms to be aware of when you are considering your options. Steve Hadcock, Capital District Hort Team and Greg Murk, FarmNet.
January 20, 2026 : Session 2: Liability Insurance
Coverage for the risk that your business will cause harm to someone. Are you having people on your farm or selling a food product? You might need liability insurance. Robert Hadad, Cornell Vegetable Program, Elizabeth Higgins, Eastern NY Commercial Hort Program.
January 27, 2026 : Session 3:Protecting Yourself from Disasters (Crop Insurance, USDA FSA programs and Flood Insurance)
Are you protected from a weather event on your farm? Learn about your options for Disaster Coverage (crop insurance, FSA programs, flood insurance). Elizabeth Higgins, Eastern NY Commercial Hort Program.
February 3, 2026 : Session 4: Insuring People (health, life and disability insurance)
Options for health insurance, life insurance and disability insurance, and how they can help farmers and their employees. Maire Ullrich, CCE Orange County and Lucas Smith, Cornell Ag Workforce Development
February 10, 2026 : Session 5: Property Insurance
Insuring your infrastructure, equipment, and livestock from loss. Learn about the types of coverage, and the risks they reduce. Colin Hostetter, Tri-County Ag Team, Desiree Keever, CCE Delaware County and Steve Glick, Kevin Daniels Agency.
