Maple trunk with drilled hole

The UVM Extension Maple Program provides timely and practical research based information to maple syrup producers and anyone interested in pure maple syrup.

Maple syrup production combines many different disciplines including, agriculture, forest management, plumbing, weather forecasting, food production and small business management.  The UVM Extension Maple Program supports maple producers by providing research-based educational solutions for maintaining sustainable operations with above-average yields of high quality syrup.

Maple Conferences Agenda & Maple Mainline

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Maple in the News

Maple Syrup Jars

Talking about Maple on Bennington Today Show - with Mark Isselhardt, March 2019

Quality Control in the Sugarhouse, Mark Isselhardt - supplement to the Maple Syrup Digest, June 2018 (PDF)

Read the Blog: Vermont Maple Bulletin

Recent Articles

Maple Info & Publication Archive

Maple Sap from Tap

Information for the producer and enthusiast on topics including forest tent caterpillar and backyard sugaring.  Read More >>



Mark IsselhardtMark Isselhardt | 802-899-9926

Extension maple specialist Mark Isselhardt performs original research related to the production of maple syrup. His focus is on issues that are relevant to all producers regardless of the size of operation. Mark works with Vermont's maple producers, sharing research and information to help them ensure long-term tree health, improve management of their sugarbush and increase profitability through higher sap yield, syrup production efficiency and sales. In addition to conducting research and consulting with producers, he is involved in organizing educational meetings including the annual January Maple Conferences.

Upcoming Events

Vermont Maple Conferences

January 2020 (date TBD) Middlebury High School (Presented by Addison County Maple Sugarmakers)

January 18, 2020 (date subject to change) School for International Training, Brattleboro, Vt.

January 25, 2020 (date subject to change) Lamoille Union High School, Hyde Park, Vt.

Conference Info

Info on the new tubing recycling program: Listen Now.

Stained Wood


Maple Syrup Grading Fundamentals:
Flavor, Density, Color & Clarity