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Levi O'Brien Tree School
Upcoming Events
Sep 19, 2026, 1:00 PM – 3:00 PMCentral Prk W & W 103rd St, New York, NY 10025, USATree ID If you’re new to tree identification or want to hone your skills, this class is for you.
Sep 20, 2026, 4:00 PM – 6:00 PM200 Well House Dr, Brooklyn, NY 11218, USATree ID If you’re new to tree identification or want to hone your skills, this class is for you.
Oct 10, 2026, 9:00 AM – 1:00 PMChicago Botanic Garden, 1000 Lake Cook Rd, Glencoe, IL 60022, USATree ID This immersive introduction to tree identification provides a half-day outdoor experience to develop and hone your skills in tree recognition. Learn the fundamental concepts used in dendrology—the scientific study of trees—while examining some of the area’s most common trees.
Oct 11, 2026, 9:00 AM – 12:00 PMChicago Botanic Garden, 1000 Lake Cook Rd, Glencoe, IL 60022, USAAll Things Insect! Learn the fundamentals of insect ecology, anatomy, and diversity.
Oct 11, 2026, 1:00 PM – 4:00 PMChicago Botanic Garden, 1000 Lake Cook Rd, Glencoe, IL 60022, USATree Anatomy & Physiology Learn the different parts of a tree, how they function, and practical implications for tree care professionals.
Oct 17, 2026, 1:00 PM – 4:00 PMChicago Botanic Garden, 1000 Lake Cook Rd, Glencoe, IL 60022, USAWoodlore From wood to bark and railroads to medicine, discover why locust and pine won naval battles and how roller skating changed the industrial textile industry.- Oct 18, 2026, 1:00 PM – 4:00 PMChicago Botanic Garden, 1000 Lake Cook Rd, Glencoe, IL 60022, USATree Anatomy & Physiology Learn the different parts of a tree, how they function, and practical implications for tree care professionals.
Oct 24, 2026, 1:00 PM – 3:00 PMFernwood Botanical Garden, 13988 Range Line Rd, Niles, MI 49120, USAWoodlore Explore the vast history of tree use and cultural importance.
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SOLD OUT
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