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

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...
264HRT304A 05/16 Sa 10:00am-3:30pm Vitagliano
Davila
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.
264HRT358C 05/16 Sa 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...
264HRT301A 05/20 We 11:00am-2:00pm Lozefski
NYBG

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 food web, and use non-toxic alternatives to maintain optimal plant health.
264HRT395BL 05/27 We 11:00am-1:00pm Goldberg
BLENDED

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...
264HRT353ABL 05/28 Th 6:00pm-7:30pm Schuler
BLENDED

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.
264LAN301AO 05/30 Sa 10:00am-1:00pm Merritt
ONLINE

June

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.
264HRT411A 06/01 Mo 5:30pm-8:30pm Weinstein
NYBG

Learn the essential pruning techniques for woody plants used by NYBG experts. In this course, our plant professionals will guide you through the key principles of pruning woody plants such as small trees and shrubs.
264PLT140C 06/01   ONLINE-FLEX

This course introduces students to the practical skills required for growing plants in greenhouses with an emphasis on integrated management techniques. Topics include structures and equipment, soils and other growing media, irrigation and fertilization practices, potting and repotting, and cultural more...
264HRT312 06/02 Tu 4:30pm-7:30pm Leibovitch
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...
264HRT381BL 06/06 Sa 6:00pm-8:00pm Kokinchak
BLENDED

Survey the modern green and biophilic hospital design movement as well as the myriad benefits of green spaces within a clinical environment, for families and caregivers alike. You'll review the architectural history of the hospital—from the basilica through Frank Lloyd more...
264WEL212O 06/25 Th 6:00pm-7:00pm Morrison
ONLINE

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...
264HRT308 06/27 Sa 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...
264HRT341 06/27 Sa 11:00am-1:00pm Ruggiero
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.
264HRT300F 06/28 Su 10:00am-12:00pm Smith
NYBG

July

Learn the essential pruning techniques for woody plants used by NYBG experts. In this course, our plant professionals will guide you through the key principles of pruning woody plants such as small trees and shrubs.
271PLT140D 07/01   ONLINE-FLEX

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 Therapeutic Horticulture Certificate.
271GAR301BO 07/10 Fr 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.
271HRT300C 07/12 Su 11:00am-2:00pm Halane
NYBG

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...
271HRT302 07/29 We 11:00am-2:00pm Lozefski
NYBG

August

Learn the essential pruning techniques for woody plants used by NYBG experts. In this course, our plant professionals will guide you through the key principles of pruning woody plants such as small trees and shrubs.
271PLT140E 08/01   ONLINE-FLEX

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.
271LAN311BBL 08/03 Mo 10:00am-1:00pm Poccia
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.
271HRT300DO 08/11 Tu 6:00pm-8:00pm Thomson
ONLINE

Learn the basic principles and best practices of greenhouse and nursery construction and design, and commercial greenhouse and field plant production. Understand how to manage a commercial growing operation, including site selection, planning and layout, and production methods of greenhouse more...
271HRT491 08/11 Tu 5:00pm-7:00pm Leibovitch
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.
271HRT358D 08/12 We 10:00am-12:40pm Tyson-Strait
NYBG
271HRT358FBL 08/22 Sa 1:00pm-3:40pm Simeone
BLENDED

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 Therapeutic Horticulture Certificate.
271GAR301CO 08/26 We 6:00pm-8:00pm Bakis
ONLINE

September

Learn the essential pruning techniques for woody plants used by NYBG experts. In this course, our plant professionals will guide you through the key principles of pruning woody plants such as small trees and shrubs.
271PLT140F 09/01   ONLINE-FLEX

Learn how to design, plant, and harvest a cutting garden that's productive throughout the seasons. Through discussion and live demonstrations, you'll receive tips on how best to start seeds to ensure that you'll consistently have fresh blooms to cut. Discover more...
271HRT142O 09/16 We 6:00pm-8:00pm Breyer
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...
271HRT353BBL 09/16 We 6:00pm-7:30pm Schuler
BLENDED

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.
271HRT358E 09/16 We 2:00pm-4:40pm 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.
271LAN311CBL 09/16 We 6:00pm-9:00pm Blake
BLENDED

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.
271HRT331A 09/17 Th 2:00pm-5:00pm Nolan
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.
271HRT411B 09/17 Th 5:30pm-8:30pm Ivanoski
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 Therapeutic Horticulture Certificate.
271GAR301F 09/20 Su 10:00am-12:00pm Ruggiero
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.
271HRT300EO 09/23 We 10:30am-12:30pm Barr
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...
271HRT301B 09/23 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...
271HRT338A 09/24 Th 10:00am-1:00pm 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.
271LAN301BO 09/28 Mo 10:00am-1:00pm Capps Sarathy
ONLINE

Explore a holistic approach to keeping trees healthy and vigorous. Topics include planting and transplanting, pruning, fertilization, root system management, common problems, tree defenses, and lightning protection. Samples of tree problems, supplies, and tools are exhibited.
271HRT422 09/30 We 5:00pm-7:00pm Hall
NYBG