Gardening resources > Trees and shrubs
Cornell University Department of Horticulture
Gardening resources
Cornell gardening resources Trees and shrubs
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Tree and shrub factsheets - Guide to factsheets at this and other Cornell websites.

Available online:
The Cornell Guide for Planting and Maintaining Trees and Shrubs
The Cornell Guide for Planting and Maintaining Trees and Shrubs

Pruning: An Illustrated Guide to Pruning Ornamental Trees and Shrubs
Pruning: An Illustrated Guide to Pruning Ornamental Trees and Shrubs
Featured site:
Adult viburnum leaf beetle.  Click to find out more about Viburnum Leaf Beetle Citizen Science project. Viburnum Leaf Beetle Citizen Science - Help Cornell researchers track the spread of this pest across NY and the Northeast. Site features pest ID images, when and how to find this pest at every stage of its lifecycle, and how to minimize damage. Includes viburnum ID key.

Insect pest alert:
Fabricius woodwasp - Sirex noctilio, an imported alien pest, infesting conifers in central N.Y.

Featured publication:
Livable Landscape Design
Livable Landscape Design

64-page, spiral-bound publication explains how to apply basic principles of design to home landscapes. Topics include landscape and the environment, landscape traditions, and design strategies to prevent environmental damage. Only available as .pdf
Cornell online resources:

Urban Horticulture Institute - Aims to improve the quality of urban life by enhancing the functions of plants within urban ecosystems. Online resources and publications for assessing sites and choosing trees that match conditions, including: Woody plant database - Plant Identification Search page for LA/HORT 491 features pictures and information about more than 300 trees, shrubs and groundcovers.

How, When and Why of Forest Farming - Resources to supplement online course are now available publicly.

Agroforestry Resource Center - Provides educational programs, supports research, and promotes collaboration among organizations concerned with sustaining the forest dominated landscape of the Catskill Mountain/Hudson Valley Region. See their montly factsheets.

Cornell Sugar Maple Research and Extension Program - Includes youth activities, online publications, and more.

Know Your Trees - Identification keys and profiles of 50 common trees in New York forests.



Cornell print publications:

Insects that Feed on Trees and Shrubs - Comprehensive handbook gives the essential facts about more than 900 species of insects, mites, and other animals that injure woody ornamental plants in the United States and Canada.

Diseases of Trees and Shrubs - Pictorial reference comprehensively covers disease and environmental damage to trees and shrubs in the United States and Canada. Diagnostic aid uses specific symptoms to identify the disease-causing agent.

Shrubs for Landscape Plantings in New York State - A 'classic' from 1980.



Other resources:

Northeastern Forest Regeneration Handbook - 66-page [2MB .pdf file] handbook helps readers appreciate northeastern forests. Helps landowners make informed decisions about forest regeneration options.

Greenscaping - EPA details 5 easy steps to a greener, healthier yard. .html or handy brochure (.pdf)

UConn Plant Database of Trees, Shrubs and Vines - Excellent resource rofiles of hundreds of plants. Includes easy-to-use search.

Asian Longhorned Beetle - USDA Forest Service site. See also species profile at USDA's invasive species site, Attack of the ALB.



Copyright, Department of Horticulture, Cornell University.

Website design: Craig Cramer cdc25@cornell.edu

Mention of trade names and commercial products is for educational purposes; no discrimination is intended and no endorsement by Cornell Cooperative Extension or Cornell University is implied. Pesticide recommendations are for informational purposes only and manufacturers' recommendations change. Read the manufacturers' instructions carefully before use. Cornell Cooperative Extension and Cornell University assumes no responsibility for the use of any pesticide or chemicals. Some of the links provided are not maintained by Cornell Cooperative Extension and Cornell University. Cornell Cooperative Extension and Cornell University are not responsible for information on these websites. They are included for information purposes only and no endorsement by Cornell Cooperative Extension or Cornell University is implied. Cornell Cooperative Extension provides equal program and employment opportunities.