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Welcome to The Thielke Arboretum, Glen Rock, New Jersey!

The Garden in Your Backyard

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Winter StoryWalk
Weed Warrior Day 2016
Tree ID Workshop
Nature Journaling 2016
Fishing Derby - 2016
Bird Watching
Spring StoryWalk
Summer StoryWalk
Fall StoryWalk
Country Music Benefit Con
Calendar of Events

Currently at the arboretum:
StoryWalk(r) Winter 2017 Click on link for more information