Horticulture Classes

Develop the vital skills needed to protect and manage landscapes, maintain healthy trees, design attractive gardens, and produce landscape plants. Our horticulture classes cater to anyone—from beginners to advanced horticulturists—with an emphasis on real world skill-building. Enroll in a single class or pursue a Horticulture Certificate.

Click here for an overview of the Certificate Program.


May

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 spring-blooming perennials. Please dress appropriately for outdoors. Prerequisite: more...
244HRT336B 05/09 Th 10:00am-1:00pm Ruggiero
NYBG

Explore the basics of successful, environmentally friendly gardening. Topics include soils and their improvement, seed sowing, vegetative propagation, planting, pruning, watering, weeding, mulching, and disease and pest control. This course is also required for the Horticultural Therapy Certificate.
244GAR301B 05/16 Th 10:00am-12:00pm Davis
NYBG

Choose the right plant for the right place, based on site-specific design and maintenance criteria. Learn landscape values such as size, texture, color, and flowering and fruiting seasons. Review trees, shrubs, groundcovers, annuals, and perennials suitable for this region.
244HRT358D 05/17 Fr 10:00am-12:40pm Simeone
NYBG

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 different soils and the dynamic relationship that exists among soil, water, and plants. Through lectures more...
244HRT301A 05/22 We 11:00am-2:00pm Lozefski
NYBG

Learn principles and techniques of plant propagation by seed and cuttings. Explore basic sexual and asexual propagation, focusing on fruit development, seedling production, root initiation, stem and leaf cuttings, and layering.
244HRT411A 05/23 Th 5:30pm-8:30pm Weinstein
NYBG

June

Choose the right plant for the right place, based on site-specific design and maintenance criteria. Learn landscape values such as size, texture, color, and flowering and fruiting seasons. Review trees, shrubs, groundcovers, annuals, and perennials suitable for this region.
244HRT358E 06/01 Sa 10:00am-12:40pm D'Antonio
NYBG

Learn to identify the insects common to the northeastern United States that feed on woody and herbaceous plants and the damage that they cause. Learn to judge the severity of an infestation and to select and implement control measures based more...
244HRT381A 06/01 Sa 10:00am-1:00pm Kokinchak
NYBG

Learn to prune like NYBG! In this two-week course, our plant experts will guide you through essential pruning techniques for woody plants like small trees and shrubs, and more.
244PLT140B 06/05   Finley
ONLINE-FLEX

Ever wonder how those whimsical yet well-manicured, spiral topiaries are created? Here's your chance to learn from renowned topiary expert Mike Gibson. Throughout this class, Gibson will provide personalized attention, valuable tips, and share the therapeutic benefits of topiary as more...
244HRT230 06/07 Fr 10:00am-1:00pm Gibson
NYBG

It's unbelievable, it's unfamiliar, it's NYBG like never before! Wonderland: Curious Nature transforms our 250 acres through the sights, settings, and scents of the classic story of Alice's Adventures in Wonderland. From mind-bending horticultural displays fit for a queen to more...
244GAR830 06/08 Sa 10:00am-12:30pm Edwards
Wiley
NYBG

Designed for people interested in arboriculture, this course will help students develop their climbing skills. Learn techniques such as rope setting, knot tying, body thrusting, doublecrotching, foot locking, and limb walking. Taught on Garden grounds, this class offers expert instruction more...
244HRT304 06/08 Sa 10:00am-3:30pm Vitagliano
Davila
NYBG

Explore the basics of successful, environmentally friendly gardening. Topics include soils and their improvement, seed sowing, vegetative propagation, planting, pruning, watering, weeding, mulching, and disease and pest control. This course is also required for the Horticultural Therapy Certificate.
244GAR301CO 06/11 Tu 10:00am-12:00pm Marsh
ONLINE

This user-friendly intro course surveys the major plant groups-flowering plants, conifers, ferns, and bryophytes-focusing on their form and structure. Become botanically literate and gain practical experience in dissecting and analyzing plant structures.
244HRT300CO 06/12 We 6:00pm-8:00pm Conaway
NYBG

Fundamentally change the way you view natural landscapes by learning about the complex factors that inform which plants grow in what combinations. Understanding how and why these plant communities form will help you design beautiful landscapes that are more resilient, more...
244HRT353ABL 06/13 Th 6:00pm-7:30pm Schuler
BLENDED

Whether you are a budding arborist or weekend woodcutter, knowing how to use your chainsaw safely and maintain it properly are keys to success. This lecture-demonstration course by an ISA-certified arborist teaches you the basics of chainsaw use and care, more...
244HRT308B 06/16 Su 10:30am-4:30pm Vitagliano
NYBG

Become familiar with the identification, culture, and landscape use of annuals and select tender perennials. Review major groups of common species as well as more unusual types. Learn how to choose low-maintenance plants, and review the scientific and common names more...
244HRT341B 06/29 Sa 11:00am-1:00pm Ruggiero
NYBG

July

Choose the right plant for the right place, based on site-specific design and maintenance criteria. Learn landscape values such as size, texture, color, and flowering and fruiting seasons. Review trees, shrubs, groundcovers, annuals, and perennials suitable for this region.
251HRT358A 07/13 Sa 10:00am-12:40pm Nolan
NYBG

This user-friendly intro course surveys the major plant groups-flowering plants, conifers, ferns, and bryophytes-focusing on their form and structure. Become botanically literate and gain practical experience in dissecting and analyzing plant structures.
251HRT300AO 07/22 Mo 5:30pm-7:45pm Cheng
NYBG

Gain an understanding of the principles of pollination and learn how to create landscapes that attract a diversity of pollinators. In this class, you'll review pollinator ecology and the varied types of pollinators in the northeast region; explore native plant more...
251HRT125 07/27 Sa 10:00am-1:00pm Eierman, EcoBeneficial
NYBG

August

Fundamentally change the way you view natural landscapes by learning about the complex factors that inform which plants grow in what combinations. Understanding how and why these plant communities form will help you design beautiful landscapes that are more resilient, more...
251HRT353BBL 08/08 Th 6:00pm-7:30pm Nolan
BLENDED

This user-friendly intro course surveys the major plant groups-flowering plants, conifers, ferns, and bryophytes-focusing on their form and structure. Become botanically literate and gain practical experience in dissecting and analyzing plant structures.
251HRT300BO 08/12 Mo 6:00pm-8:00pm Thomson
ONLINE

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 different soils and the dynamic relationship that exists among soil, water, and plants. Through lectures more...
251HRT301BO 08/14 We 6:30pm-8:30pm Bulpitt
ONLINE

There are many types of flowers available for floral designers, from exotic imports to locally grown. Learn to identify new varieties of old favorites, seasonal flowers, and various foliages. Topics include the special handling needs of many flower types. more...
251FDN308 08/15 Th 10:30am-1:00pm Elfe
NYBG

Explore the basics of successful, environmentally friendly gardening. Topics include soils and their improvement, seed sowing, vegetative propagation, planting, pruning, watering, weeding, mulching, and disease and pest control. This course is also required for the Horticultural Therapy Certificate.
251GAR301D 08/15 Th 10:00am-12:00pm Ruggiero
NYBG

September

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...
251HRT338A 09/07 Sa 10:00am-1:00pm Ruggiero
NYBG

Choose the right plant for the right place, based on site-specific design and maintenance criteria. Learn landscape values such as size, texture, color, and flowering and fruiting seasons. Review trees, shrubs, groundcovers, annuals, and perennials suitable for this region.
251HRT358B 09/07 Sa 10:00am-12:40pm D'Antonio
NYBG
251HRT358C 09/07 Sa 1:00pm-3:40pm Tyson-Strait
NYBG

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 render landscape plans on paper for optimal presentation to clients. Homework is required.
251LAN311CO 09/07 Sa 10:30am-1:30pm Miller
ONLINE

Go beyond basic soil chemistry and examine how a soil's pH affects what nutrients are available to plants. Explore the ionic exchange capacities of soil, the complex nitrogen cycle, and the effects of composted soil amendments and fertilizers. Discover how more...
251HRT302O 09/09 Mo 6:30pm-8:30pm Bulpitt
ONLINE

Fundamentally change the way you view natural landscapes by learning about the complex factors that inform which plants grow in what combinations. Understanding how and why these plant communities form will help you design beautiful landscapes that are more resilient, more...
251HRT353CBL 09/10 Tu 6:00pm-7:30pm Schuler
BLENDED

Design, plant, and harvest a cutting garden that's productive throughout the seasons. You'll get hands-on practice starting seeds to ensure you always have something fresh to cut. We'll cover traditional and unexpected annual and perennial cut flower species and varieties more...
251HRT142O 09/11 We 6:00pm-8:00pm Breyer
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...
251HRT338B 09/12 Th 5:00pm-7:00pm Hagen
NYBG

Explore how to identify and use major groups of shade trees and shrubs native to and hardy in our region, including Acer, Quercus, and Viburnum, which are particularly ornamental in fall.
251HRT331A 09/14 Sa 11:00am-2:00pm Nolan
NYBG

Explore theories, traditions, and principles that have shaped the design of landscapes from antiquity to the present, through visual presentations, assigned readings, projects, and classroom discussion.
251LAN301BO 09/16 Mo 6:00pm-9:00pm Capps Sarathy
ONLINE

Learn principles and techniques of plant propagation by seed and cuttings. Explore basic sexual and asexual propagation, focusing on fruit development, seedling production, root initiation, stem and leaf cuttings, and layering.
251HRT411B 09/17 Tu 5:30pm-8:30pm Weinstein
NYBG

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 render landscape plans on paper for optimal presentation to clients. Homework is required.
251LAN311D 09/19 Th 5:00pm-8:00pm Poccia
NYBG

Designed for people interested in arboriculture, this course will help students develop their climbing skills. Learn techniques such as rope setting, knot tying, body thrusting, doublecrotching, foot locking, and limb walking. Taught on Garden grounds, this class offers expert instruction more...
251HRT304B 09/21 Sa 10:00am-3:30pm Vitagliano
NYBG

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 different soils and the dynamic relationship that exists among soil, water, and plants. Through lectures more...
251HRT301C 09/25 We 11:00am-2:00pm Lozefski
NYBG

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...
251HRT338C 09/26 Th 10:00am-1:00pm Nolan
NYBG