Horticulture Classes

Develop the vital skills needed to protect and manage landscapes, maintain healthy trees, design attractive gardens, and produce landscape plants. Many horticulture students start their own businesses or pursue rewarding careers in a breadth of areas, including landscaping companies, nurseries and garden centers, public parks, botanical gardens, and private estates. Enroll in a single class or pursue a Horticulture Certificate.

Click here for an overview of the Certificate Program.


May

Note the "Location" of each session, as we have in-person and online options. Price differences may apply. Confirmation emails contain specific class instructions.
Designed for students who want a user–friendly introduction to plant science, this course surveys the major more...
224HRT300C 05/17 Tu 10:00am-12:40pm O'Brien
NYBG

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
Plants surround us in a profusion of forms. But in naturally occurring more...
224HRT353ABL 05/17 Tu 6:00pm-7:30pm Hoch
BLENDED

Learn how to nurture the soil so it can sustain your plants. Go beyond basic soil chemistry, by understanding the ionic exchange capacities of soil, as well as how a soil's pH affects what nutrients are available to plants. Explore more...
224HRT302 05/18 We 10:00am-1:00pm Lozefski
NYBG

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
Learn to identify the insects common to the northeastern United States that more...
224HRT381ABL 05/19 Th 6:15pm-8:30pm Kokinchak
BLENDED

This lecture will take place online. Registered students will receive login instructions.
Native to the East Coast, sugar kelp may become an important tool to sustainably maintain plant health, given it is rich in important micronutrients and powerful more...
224HRT263O 05/24 Tu 6:00pm-7:30pm Barrett
von Gal
ONLINE

June

This class will take place online. Registered students will receive login instructions.
Soil is a dynamic, living organism and the very foundation of sustainable horticulture and agriculture. This course focuses on the texture, structure, density, and color of more...
224HRT301BO 06/01 We 6:00pm-8:00pm Bulpitt
ONLINE

This class will take place online. Registered students will receive login instructions.
Graphics are essential in developing and communicating your ideas. Practice various graphic techniques on a range of materials and equipment and learn how to organize and more...
224LAN311AO 06/04 Sa 10:00am-1:00pm Miller
ONLINE

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
Examine the use of plants in the landscape with an emphasis on more...
224HRT358CBL 06/05 Su 10:00am-12:00pm Nolan
BLENDED

Note the "Location" of each session, as we have in-person and online options. Price differences may apply. Confirmation emails contain specific class instructions.
Learn the principles and techniques of plant propagation by seed and cuttings. Explore the basics of more...
224HRT411B 06/06 Mo 5:30pm-8:30pm Weinstein
NYBG

This class will take place online. Registered students will receive login instructions.
Study the entire cannabis growing cycle, including best practices for critical harvest and post-harvest procedures, and how artificial lighting and carbon dioxide enrichment can help maximize more...
224HRT156AO 06/07 Tu 6:00pm-8:00pm DeBacco
Crosson
ONLINE

This class will take place online. Registered students will receive login instructions.
Join the cut flower farming revolution! Discover the basics of how to design, plant, grow, and harvest a cutting garden that will be productive throughout the more...
224HRT142BO 06/08 We 6:00pm-8:00pm Breyer
ONLINE

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
Learn about common diseases of woody and herbaceous ornamentals and turfgrass caused more...
224HRT481BBL 06/08 We 6:15pm-8:30pm Kokinchak
BLENDED

This class will take place online. Registered students will receive login instructions.
Designed for students who want a user–friendly introduction to plant science, this course surveys the major groups of plants—flowering plants, conifers, ferns, and bryophytes—focusing on plant more...
224HRT300DO 06/15 We 10:30am-12:30pm Naghshineh
ONLINE

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.

Become familiar with the identification, culture, and landscape use of annuals and select tender more...
224HRT341ABL 06/24 Fr 9:00am-11:00am Simeone
BLENDED

This class will take place online. Registered students will receive login instructions.
Designed for students who want a user–friendly introduction to plant science, this course surveys the major groups of plants—flowering plants, conifers, ferns, and bryophytes—focusing on plant more...
224HRT300HO 06/30 Th 1:00pm-3:00pm Alvarez
ONLINE

July

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
Learn to identify the insects common to the northeastern United States that more...
231HRT381BBL 07/05 Tu 6:15pm-8:30pm Kokinchak
BLENDED

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.

Become familiar with the identification, culture, and landscape use of annuals and select tender more...
231HRT341BBL 07/09 Sa 9:00am-11:00am Ruggiero
BLENDED

Note the "Location" of each session, as we have in-person and online options. Price differences may apply. Confirmation emails contain specific class instructions.
Designed for students who want a user–friendly introduction to plant science, this course surveys the major more...
231HRT300E 07/12 Tu 6:00pm-8:15pm Schondorf-Seghrouchni
MDTN

This class will take place online. Registered students will receive login instructions.
Join the cut flower farming revolution! Discover the basics of how to design, plant, grow, and harvest a cutting garden that will be productive throughout the more...
231HRT142CO 07/18 Mo 6:15pm-8:15pm Breyer
ONLINE

August

This class will take place online. Registered students will receive login instructions.
Study the entire cannabis growing cycle, including best practices for critical harvest and post-harvest procedures, and how artificial lighting and carbon dioxide enrichment can help maximize more...
231HRT156BO 08/03 We 6:00pm-8:00pm DeBacco
Crosson
ONLINE

This class will take place online. Registered students will receive login instructions.
Designed for students who want a user–friendly introduction to plant science, this course surveys the major groups of plants—flowering plants, conifers, ferns, and bryophytes—focusing on plant more...
231HRT300FO 08/06 Sa 10:30am-12:30pm Day, Ph.D.
ONLINE

This class will take place online. Registered students will receive login instructions.
Soil is a dynamic, living organism and the very foundation of sustainable horticulture and agriculture. This course focuses on the texture, structure, density, and color of more...
231HRT301CO 08/13 Sa 11:00am-1:00pm Bulpitt
ONLINE

September

This class will take place online. Registered students will receive login instructions.
Designed for students who want a user–friendly introduction to plant science, this course surveys the major groups of plants—flowering plants, conifers, ferns, and bryophytes—focusing on plant more...
231HRT300GO 09/07 We 6:00pm-8:00pm Bucuvalas
ONLINE

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
This course is designed for horticulturists and gardeners who are familiar with more...
231HRT338BBL 09/10 Sa 9:30am-12:30pm Ruggiero
BLENDED

This class will take place online. Registered students will receive login instructions.
Explore how to create a healthy garden while supporting biodiversity and conserving resources.We'll discuss ways to minimize water usage, effectively handle stormwater, create a healthy soil more...
231HRT395BO 09/12 Mo 6:00pm-8:00pm Conaway
ONLINE

This class will take place online. Registered students will receive login instructions.
Study theories and principles that have shaped the design of landscapes from antiquity to the present. Explore Eastern and Western garden traditions. Survey all types of more...
231LAN301BO 09/12 Mo 6:00pm-9:00pm Bunnell
ONLINE

This course is designed for horticulturists and gardeners who are familiar with the basic culture of perennials. Learn the identifying characteristics, classification, scientific and common names, and landscape uses of approximately 60 summer- and fall-blooming native and non-native perennials and more...
231HRT338A 09/13 Tu 4:00pm-6:00pm Hagen
NYBG

This class will take place online. Registered students will receive login instructions.
Graphics are essential in developing and communicating your ideas. Practice various graphic techniques on a range of materials and equipment and learn how to organize and more...
231LAN311BO 09/13 Tu 6:00pm-9:00pm Poccia
ONLINE

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
Plants surround us in a profusion of forms. But in naturally occurring more...
231HRT353BBL 09/14 We 6:00pm-7:30pm Hoch
BLENDED

Explore a holistic approach to keeping trees healthy and vigorous. Topics include planting and transplanting, pruning, fertilization, root systemmanagement, common problems, tree defenses, and lightning protection. Samples of tree problems, supplies, and tools are exhibited.

Required Text
Harris, more...
231HRT422 09/14 We 5:00pm-7:00pm Hall
NYBG

Note the "Location" of each session, as we have in-person and online options. Price differences may apply. Confirmation emails contain specific class instructions.
Learn the principles and techniques of plant propagation by seed and cuttings. Explore the basics of more...
231HRT411C 09/15 Th 10:00am-1:00pm Ruggiero
NYBG

Note the "Location" of each session, as we have in-person and online options. Price differences may apply. Confirmation emails contain specific class instructions.
Graphics are essential in developing and communicating your design ideas. Practice various graphic techniques and learn more...
231LAN311C 09/16 Fr 10:00am-1:00pm Poccia
NYBG

Improve your climbing skills by learning techniques such as rope setting, knot tying, body thrusting, doublecrotching, foot locking, and limb walking. Taught on the Garden grounds, this class offers expert instruction and critique. Wear comfortable clothing, sturdy work, or hiking more...
231HRT304 09/17 Sa 9:00am-2:30pm Picciano
Davila
NYBG

Note the "Location" of each section, as we may have in-person and blended options. Confirmation emails contain specific class instructions.
Examine the use of plants in the landscape with an emphasis on choosing the right plant for the right more...
231HRT358D 09/17 Sa 10:00am-12:40pm D'Antonio
NYBG

Note the "Location" of each section, as we have in-person and online options. Price differences may apply. Confirmation emails contain specific class instructions.
Soil is a dynamic, living organism and the very foundation of sustainable horticulture and agriculture.This course more...
231HRT301D 09/21 We 10:30am-1:30pm Lozefski
NYBG

This class will take place online. Registered students will receive login instructions.
Study theories and principles that have shaped the design of landscapes from antiquity to the present. Explore Eastern and Western garden traditions. Survey all types of more...
231LAN301CO 09/23 Fr 10:30am-1:30pm Merritt
ONLINE

This blended class meets online for some sessions and on NYBG grounds for others. Registered students will receive login instructions and a syllabus with specifics.
Explore how to identify and use major groups of shade trees and more...
231HRT331ABL 09/24 Sa 10:00am-12:00pm Nolan
BLENDED
231HRT331BBL 09/25 Su 10:00am-1:00pm McLaughlin
BLENDED

This course is designed for horticulturists and gardeners who are familiar with the basic culture of perennials. Learn the identifying characteristics, classification, scientific and common names, and landscape uses of approximately 60 summer- and fall-blooming native and non-native perennials and more...
231HRT338C 09/29 Th 11:00am-2:00pm Rossi
NYBG

October

Note the "Location" of each section, as we have blended and online options. Price differences may apply. Confirmation emails contain specific class instructions.
Explore how to identify and use major groups of shade trees and shrubs native to and more...
232HRT331A 10/12 We 10:00am-1:00pm Ruggiero
NYBG

This class will take place online. Registered students will receive login instructions.
Join the cut flower farming revolution! Discover the basics of how to design, plant, grow, and harvest a cutting garden that will be productive throughout the more...
232HRT142AO 10/23 Su 11:00am-1:00pm Breyer
ONLINE