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Events

winter market 2

Winter Market at Eisenhower Park

Saturday, February 21, 2026

If interested in becoming a vendor, email nassau@cornell.edu

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cookie

​Winter Workshop: Black & White Cookie Making

Saturday, February 21, 2026

Free Winter Workshop at LI Welcome CenterFeatured Vendor: The Baking CoachWorkshop: Black & White Cookie MakingDate: Saturday, February 21, 2026Time: 1:00pm - 2:00pmOpen to all agesCome celebrate a NY deli icon: the black and white cookie! Learn about how the special cookie shells are baked. Get...

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cnlp page 1

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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caution sign re: pesticide use

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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canning workshop

​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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pruning

Hands on Pruning Workshop at East Meadow Farm

Saturday, March 7, 2026

Cornell Cooperative Extension of Nassau County is offering a hands-on pruning workshop.Join us on Saturday, March 7, 2026 from 10:00am to 12:00pm at East Meadow FarmRain date is Saturday, March 14, 2026East Meadow Farm is located at:832 Merrick AvenueEast Meadow, NY 11554Cost: $10 per personDesc...

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winter market 2

Winter Market at Eisenhower Park

Saturday, March 7, 2026

If interested in becoming a vendor, email nassau@cornell.edu

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caution sign re: pesticide use

​30 Hour Pesticide Training Course - March 2026

Wednesday, March 11, 2026

FOR ORNAMENTALS AND TURF CATEGORY 3AOnlineMarch 11, 18, 25 & 268:00am 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 Pesti...

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caution sign re: pesticide use

​8 Hour Apprentice Training Course

Wednesday, March 11, 2026

FOR ORNAMENTALS AND TURF CATEGORY 3AOnlineMarch 11, 20268:00am to 5:00pmPresenter: Arnie Linzer In accordance with New York State regulations 6 CRR-NY 325.10 a pesticide apprentice needs 8 hours of core classroom training (federal/state laws, safety, labels, equipment, IPM) core training and 40 h...

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caution sign re: pesticide use

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 2

Winter Market at Eisenhower Park

Saturday, March 21, 2026

If interested in becoming a vendor, email nassau@cornell.edu

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canning workshop

​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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canning workshop

​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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closed for Memorial Day holiday

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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independence day 4th of July holiday

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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Labor Day logo

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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Thanksgiving Graphic

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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Thanksgiving Graphic

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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Abel's Christmas Tree

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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