Events
Offices Closed - Martin Luther King, Jr. Day
Monday, January 19, 2026
The offices of Cornell Cooperative Extension of Nassau County and Dorothy P. Flint 4-H Camp are closed on Monday, January 19th for Martin Luther King, Jr. Day.
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Certified Nursery & Landscape Professional (CNLP) Exam Review Course
Wednesday, January 21, 2026
Course Description:This course is designed to supplement study for landscape professionals interested in becoming a Certified Nursery Landscape Professional (CNLP). Select topics from the CNLP Training Manual will be reviewed. Folks new to horticulture, landscape management, and nursery productio...
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Winter Market at Eisenhower Park
Saturday, January 24, 2026
If interested in becoming a vendor, email nassau@cornell.edu
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Board Meeting - Organizational
Monday, January 26, 2026
2026 Meetings begin at 6:30 p.m. and typically end by 8:30 p.m.The Board will convene in open session and then move into Executive Session for discussion of confidential matters as allowed by law.Members of the public are welcome to attend. If you are interested in joining, please email nassau@co...
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Certified Nursery & Landscape Professional (CNLP) Exam Review Course
Wednesday, January 28, 2026
Course Description:This course is designed to supplement study for landscape professionals interested in becoming a Certified Nursery Landscape Professional (CNLP). Select topics from the CNLP Training Manual will be reviewed. Folks new to horticulture, landscape management, and nursery productio...
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Certified Nursery & Landscape Professional (CNLP) Exam Review Course
Wednesday, February 4, 2026
Course Description:This course is designed to supplement study for landscape professionals interested in becoming a Certified Nursery Landscape Professional (CNLP). Select topics from the CNLP Training Manual will be reviewed. Folks new to horticulture, landscape management, and nursery productio...
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30 Hour Pesticide Training Course - February 2026
Wednesday, February 4, 2026
FOR ORNAMENTALS AND TURF CATEGORY 3AOnlineFebruary 4, 11, 18 & 258:00am to 5:00pmPresenter: Arnie Linzer This course is approved by the New York State Department of Environmental Conservation (DEC) and requires anyone supervising or applying pesticides to ornamental and turf to take a 30 Hour Pes...
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Local Producer Education Series
Wednesday, February 4, 2026
Join CCE Nassau County, Taste NY, and fellow Long Island producers once a month for an evening of learning, networking, and expert insights to help take your business to the next level.Location:Cornell Cooperative Extension Nassau CountyEisenhower Park, Special Activities Building, Parking Field ...
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Winter Market at Eisenhower Park
Saturday, February 7, 2026
If interested in becoming a vendor, email nassau@cornell.edu
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Certified Nursery & Landscape Professional (CNLP) Exam Review Course
Wednesday, February 11, 2026
Course Description:This course is designed to supplement study for landscape professionals interested in becoming a Certified Nursery Landscape Professional (CNLP). Select topics from the CNLP Training Manual will be reviewed. Folks new to horticulture, landscape management, and nursery productio...
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Offices Closed - Presidents Day
Monday, February 16, 2026
The offices of Cornell Cooperative Extension of Nassau County and Dorothy P. Flint 4-H Camp are closed on Monday, February 16th for Presidents Day.
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Certified Nursery & Landscape Professional (CNLP) Exam Review Course
Wednesday, February 18, 2026
Course Description:This course is designed to supplement study for landscape professionals interested in becoming a Certified Nursery Landscape Professional (CNLP). Select topics from the CNLP Training Manual will be reviewed. Folks new to horticulture, landscape management, and nursery productio...
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Winter Market at Eisenhower Park
Saturday, February 21, 2026
If interested in becoming a vendor, email nassau@cornell.edu
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Certified Nursery & Landscape Professional (CNLP) Exam Review Course
Wednesday, February 25, 2026
Course Description:This course is designed to supplement study for landscape professionals interested in becoming a Certified Nursery Landscape Professional (CNLP). Select topics from the CNLP Training Manual will be reviewed. Folks new to horticulture, landscape management, and nursery productio...
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Insecticides 101
Thursday, February 26, 2026
Online Course: INSECTICIDES 101For DEC Pesticide Recertification Category 3a, Ornamentals and Turf, 3 Credits and Category 3b, Turf, 1.5 CreditsFebruary 26, 20268:00am - 11:30amInstructor: Arnie Linzer This will be an online Zoom meeting course. The purpose of this course is to review and strengt...
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30 Hour Pesticide Training Course - March 2026
Wednesday, March 4, 2026
FOR ORNAMENTALS AND TURF CATEGORY 3AOnlineMarch 4, 11, 18 & 258:00am to 5:00pmPresenter: Arnie Linzer This course is approved by the New York State Department of Environmental Conservation (DEC) and requires anyone supervising or applying pesticides to ornamental and turf to take a 30 Hour Pestic...
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Local Producer Education Series
Wednesday, March 4, 2026
Join CCE Nassau County, Taste NY, and fellow Long Island producers once a month for an evening of learning, networking, and expert insights to help take your business to the next level.Location:Cornell Cooperative Extension Nassau CountyEisenhower Park, Special Activities Building, Parking Field ...
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Winter Market at Eisenhower Park
Saturday, March 7, 2026
If interested in becoming a vendor, email nassau@cornell.edu
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Core 101
Thursday, March 12, 2026
Online Course: Core 101For DEC Pesticide Recertification Core, 4 creditsMarch 12, 20268:00am-12:45pm Instructor: Arnie Linzer This will be an online Zoom meeting course. The purpose of this course is to review and strengthen the important basics for the safe use of pesticides and administrative a...
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Winter Market at Eisenhower Park
Saturday, March 21, 2026
If interested in becoming a vendor, email nassau@cornell.edu
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Local Producer Education Series
Wednesday, April 8, 2026
Join CCE Nassau County, Taste NY, and fellow Long Island producers once a month for an evening of learning, networking, and expert insights to help take your business to the next level.Location:Cornell Cooperative Extension Nassau CountyEisenhower Park, Special Activities Building, Parking Field ...
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Local Producer Education Series
Wednesday, May 6, 2026
Join CCE Nassau County, Taste NY, and fellow Long Island producers once a month for an evening of learning, networking, and expert insights to help take your business to the next level.Location:Cornell Cooperative Extension Nassau CountyEisenhower Park, Special Activities Building, Parking Field ...
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Offices Closed - Memorial Day
Monday, May 25, 2026
The offices of Cornell Cooperative Extension of Nassau County and Dorothy P. Flint 4-H Camp are closed on Monday, May 25th for Memorial Day.
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Offices Closed - 4th of July
Friday, July 3, 2026
The offices of Cornell Cooperative Extension of Nassau County and Dorothy P. Flint 4-H Camp are closed on Friday, July 3rd in observance of the 4th of July holiday.
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Offices Closed - Labor Day
Monday, September 7, 2026
The offices of Cornell Cooperative Extension of Nassau County and Dorothy P. Flint 4-H Camp are closed on Monday, September 7th for Labor Day.
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Offices Closed - Thanksgiving
Thursday, November 26, 2026
The offices of Cornell Cooperative Extension of Nassau County and Dorothy P. Flint 4-H Camp are closed on Thursday, November 26th and Friday, November 27th for the Thanksgiving holiday.
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Offices Closed - Thanksgiving
Friday, November 27, 2026
The offices of Cornell Cooperative Extension of Nassau County and Dorothy P. Flint 4-H Camp are closed on Thursday, November 26th and Friday, November 27th for the Thanksgiving holiday.
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Offices Closed - Christmas Day
Friday, December 25, 2026
The offices of Cornell Cooperative Extension of Nassau County and DPF 4-H Camp will be closed for Christmas Day on Friday, December 25th. Happy Holiday!!!
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