Upcoming Industry Events

Oct 25

7:30 - 12:00AM

Oak Wilt Symposium - Brookhaven National Laboratory

By Cornell University, NYSDEC, Central Pine Barrens Commission & CCCE-Suffolk


Brookhaven National Laboratory~just off the William Floyd Parkway

Hamilton Seminar Room in the Chemistry Building (Bldg# 555)

Upton, NY 11967


Nov 16

8:00 - 4:30 PM

Preservation Techniques Course

Preservation Techniques for Over-Mature Trees in an Urban Environment

Join us for a one-day training course, led by Mark Bridge and Phillip Kelley, providing instruction and field demonstration around assessing risk and tree viability; exploring urban environments and trees; ensuring climber and aerial lift operator safety; and conducting structural assessments. Lunch is sponsored by Husqvarna


About Us

The Long Island Arboricultural Association (LIAA) is a non-profit educational organization dedicated to education for the appreciation and care of shade trees and shrubs on Long Island.

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Sponsorship Opportunities

LIAA invites all members and supporters to participate in our Sponsorship program. These sponsorships help offset the increasing costs of providing one of the largest one-day program devoted to arboriculture in the Northeast, the Long Island Arboricultural Association's Annual Tree Symposium.

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