How to Be an Advanced Master Gardener

An advanced Master Gardener

Advanced Master Gardener Certification Program


Encourage and recognize Master Gardeners who have made a commitment to expand their horticultural knowledge beyond the initial training

Better serve NH communities by strengthening the caliber of the master gardener program.



All active Master Gardeners are eligible to enroll in the Advanced Master Gardener program. 



Submit a completed application form with a $45 registration fee to: UNH Cooperative Extension Attn: Master Gardener Coordinator , 329 Mast Road, Suite 115, Goffstown, NH 03045

Become a mentor for a new intern and the fee is waived.

Click here for application


Certification Requirements to become an AMG

Register in the program

Accumulate and report 30 continuing education units (CEUs) within three years of enrollment date

Maintain active status        


Maintenance Requirements

Volunteer a minimum of 25 hours per year

Earn and report at least 3 CEUs every year


Continuing Education Units (CEUs)

One CEU is equal to an hour of actual training time for workshops and classes

Earn CEUs by attending conferences, JCEC workshops, MG refresher training, county-based MG training, and training provided by other organizations such as New England Wild Flower Society, Mass Horticultural Society, The Fells, Arnold Arboretum, etc.

Volunteer on the Family, Home and Garden Education Center’s Information Line and earn 1 CEU for every 10 hours of volunteer time up to 3 CEUs per year.

College classes - CEUs equal the number of credits assigned for a class. 



Record and report training records every year by October 1st

Click here to report hours


We will award AMG nametags to Master gardeners who have completed the requirements