Skip to content Skip to navigation
UMass Collegiate M The University of Massachusetts Amherst
  • Visit
  • Apply
  • Give
  • Search UMass.edu
Center for Agriculture, Food, and the Environment
UMass Extension Landscape, Nursery and Urban Forestry Program
  • LNUF Home
  • About
    • Program Overview
    • Faculty & Staff
    • Contact Information
    • Disclaimer
  • Newsletters & Updates
    • Landscape Message
    • Hort Notes
    • Garden Clippings
  • Publications & Resources
    • Fact Sheets
    • Weed Herbarium
    • Professional Disease Guide
    • Professional Insect & Mite Guide
    • Nursery Best Management Practices (BMP) Manual
    • Garden Calendar
    • Useful Links
    • Association Certification
    • Pesticide License Information
    • Pesticide Resources
    • Nutrient Management
  • Services
  • Education & Events
    • Events
    • News
    • Green School
    • Invasive Insect Certification
    • Invasive Plant Certification
    • Turf Winter School
    • InsectXaminer
    • Invasive Insect Webinars
    • TickTalk with TickReport Webinars
    • Pollinator Steward Certification Program
  • Make a Gift

Association Certification

Landscape, Nursery and Urban Forestry

Various Green Industry associations offer certification programs to enhance and support the level of professionalism among members. Most of these certification programs require the individual to pass an initial comprehensive examination that tests basic horticultural knowledge as well as specific competency in subject matter and skills relative to the profession. Certified professionals must continue to improve their levels of knowledge and skills in order to remain certified. Recertification typically requires an accumulation of a specified number of credits by way of course work, seminars and educational programs.

Professional associations offering certification programs include:

International Society of Arboriculture (ISA)
Certification: ISA Certified Arborist
Contact: (217) 355-9411
https://www.isa-arbor.com

Massachusetts Association of Landscape Professionals (MLP)
Certification: Massachusetts Certified Landscape Professional (MCLP)
Contact: Aley Botelho, Certification Manager (508) 653-3373
https://mlp-mclp.org

Massachusetts Nursery and Landscape Association (MNLA)
Certification: Massachusetts Certified Horticulturist
Contact: Rena Sumner, Executive Director (413) 369-4731
https://www.mnla.com

Massachusetts Arborists Association (MAA)
Certification: Massachusetts Certified Arborist
Contact: Dianne B. McCulley, Certification Coordinator (508) 653-3320
https://massarbor.org

Northeast Organic Farming Association (NOFA)
Certification: Accredited Organic Land Care Professional (AOLCP)
Contact: NOFA (203) 888-5146
https://nofa.org

Publications & Resources

  • Fact Sheets
  • Weed Herbarium
  • Professional Disease Guide
  • Professional Insect & Mite Guide
  • Nursery Best Management Practices (BMP) Manual
  • Garden Calendar
    • How to Order Calendars
    • Home Gardener Email List
    • Calendar Photo Contest!
  • Useful Links
  • Association Certification
  • Pesticide License Information
  • Pesticide Resources
  • Nutrient Management

Connect with UMass Extension Landscape, Nursery and Urban Forestry Program:

Facebook   Twitter

Subscribe to GreenInfo Mailing List »

Home Lawn & Garden Information »

Center for Agriculture, Food, and the Environment

 

Stockbridge Hall,
80 Campus Center Way
University of Massachusetts Amherst
Amherst, MA 01003-9246
Phone: (413) 545-4800
Fax: (413) 545-6555
ag [at] cns [dot] umass [dot] edu (ag[at]cns[dot]umass[dot]edu)

 

Civil Rights and Non-Discrimination Information

College of Natural Sciences

Login for faculty and staff

CAFE Units

Mass. Agricultural Experiment Station

UMass Extension

UMass Research and Education Center Farms

UMass Cranberry Station

Water Resources Research Center

Interest Areas

Agriculture

Commercial Horticulture

Energy

Environmental Conservation

Food Science

Nutrition

Water

Youth Development & 4-H

Services

Pesticide Education

Plant Diagnostics Laboratory

Soil and Plant Nutrient Testing Laboratory

Hot Water Seed Treatment

Water Testing / Environmental Analysis Laboratory

Projects

Conservation Assessment Prioritization System (CAPS)

Extension Risk Management/Crop Insurance Education

Mass. Envirothon

Mass. Herp Atlas

Mass. Keystone

MassWoods

North American Aquatic Connectivity Collaborative

RiverSmart

UMass Design Center in Springfield

Resources

Extension Sales Portal

Agriculture & Commercial Horticulture Resources

Community & Economic Vitality

Disaster Preparedness

Food Safety

Home Lawn & Garden

Integrated Pest Management (IPM)

Land Conservation Tools

Pollinators

Tick testing

Resources for Faculty and Staff

Extension Programs

4-H Youth Development

Agriculture

Crops, Dairy, Livestock and Equine

Fruit

Greenhouse Crops and Floriculture

Landscape, Nursery and Urban Forestry

Pesticide Education

Turf

Vegetable

Clean Energy

Climate Change

Food Science

Nutrition Education

Value-Added Food

Seal of The University of Massachusetts Amherst - 1863
©2025 University of Massachusetts Amherst · Site Policies · Accessibility