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Cornell University

Public Safety Communications Center

Division of Public Safety

2026 Winter Greenhouse Growers School

Start Date: January 21, 2026
Start Time: 12:00 am
All Day Event? Yes

Location:  Cornell Cooperative Extension of Albany County- 24 Martin Road, Voorheesville, NY 12186


**This event is in-person but the speakers in the morning session will present virtually.**


 


The cost to attend this event is $60 per person. $10 discount for members of New York State Flower Industries. A discount of 50% will be given to additional attendees from the same greenhouse/farm. 


Lunch is included.  Pre-registration is required.  Walk-ins will NOT be allowed.  Please register by January 16th, 2026.


Agenda


8:00 AM        Registration and sign in for NYS DEC credits


8:35 AM        Building Better Pest Programs – Targeted Timing and Life Cycles*


                      Speaker: Dr. Karen Stever, Technical Specialist, Griffin Greenhouse Supplies


9:35 AM        Common, Uncommon & Complex*


                      Speaker: Dr. George Grant, Technical Specialist, Griffin Greenhouse Supplies


10:35 AM       Break


10:50 AM       Update from NYS Flower Industries


                      Speaker: Sue Adams, NYSFI President; Mark Adams Greenhouses 


11:05 AM       Update from Ag & Markets Update


                      Speaker: Michael Dorgan, Assistant Director, Division of Plant Industry, NYS Agriculture and Markets


11:35 AM       Avoid Diseases to Have Fabulous Foliage and Flowers* 


                      Speaker: Dr. Margery Daughtrey, Plant Pathologist, Section of Plant Pathology and Plant-Microbe Biology, Cornell University


12:35 PM       LUNCH


1:15 PM         Price Your Products to Sell


                      Speaker: Mark Adams, Owner of Adams Greenhouses


2:15 PM         Pesticide Labels – A Closer Look*


                      Speaker: Michael Helms, Pesticide Safety Education Program Leader, NYS Integrated Pest Management, Cornell University


3:15 PM         Designing a Greenhouse Fertilizer Program Based on Your Water Quality and Crop Needs


                      Speaker: Dr. Neil Mattson, Professor, Horticulture Section, School of Integrative Plant Science, Cornell University


4:15 PM         Update from DEC*


                      Speaker: Sarah Whelen, Pesticide Control Specialist 2, Division of Materials Management, New York State Department of Environmental Conservation


 


*NYSDEC pesticide application recertification credits will be provided.


 


IF YOU ARE PAYING WITH PAYPAL, PLEASE FOLLOW THE INSTRUCTIONS BELOW:


- After you SUBMIT REGISTRATION, the confirmation screen will show you are registered.  You will receive a registration confirmation email.


- Select "Add to PayPal Cart" if you wish to pay with PayPal.  (If you are paying with a check, mailing information is shown below as well as in your registration confirmation email.)


- "Add to PayPal Cart" brings you to PayPal.  Click yellow button if you have a PayPal account.  IF YOU WISH TO PAY AS A GUEST, click white Check Out button.


- Next screen, do not enter email or phone number but select "PAY WITH DEBIT/CREDIT CARD".


- Enter payment information.  If you do not wish to create a PayPal account at this point and continue to pay as guest, UNCHECK the Purchase Protection toggle.  Then click PAY AS GUEST button below.


- Payment confirmation screen should appear.  PLEASE REMEMBER TO CLICK "RETURN TO MERCHANT" AFTER CHECKING OUT TO COMPLETE YOUR REGISTRATION.


 


For program questions, contact: Jingjing Yin, jy578@cornell.edu or 518-429-8608.


 



Registration for event has CLOSED.