GreenAllies Membership for the Althouse Arboretum

Get more out of the Arboretum by signing up for a membership for next year! For a one time nominal fee enjoy discounts, free admission, and special events all year long. We have two options to allow you to get the most out of our benefits.

Family Membership   $25

  • 10% off Eco Shop Merchandise
  • 1 Free Family Program Pass (max 4 people)*
  • Free Admission to One Adult Program
  • 10% off One Special Event sich as Birthday Party (excludes low ropes course)
  • Priority Summer Camp Registration
  • Free Local Coupon Book
  • Members only Summer Bash
  • Free Plant and Annual Plant Sale with purchase

Family Friendship   $50

  • Additional 5% off Eco Shop Merchandise
  • Additional 2 Free Family Program Passes (max 4 pepople)*
  • Extra 10% off One Special Event such as a Birthday Party (excluded low ropes course)
  • 10% off first week of summer camp for one child
  • All Adult Programs Free*


Pick Up Your Card Today

December Hours
Monday – Thursday 3 – 5pm
Friday 9 – 5pm
Saturday 9 – 12pm


*Qualifying Programs as of December 2017, more programs to be added throughout the year
Family Programs include – Forest Easter Egg Hunt, Grandparents Day Scavenger Hunt, Wilderness Badges, Sunset Hike, Family Night Hike, Winter Festival
Adult Programs include – Bird Walks, Coming soon – fun informative lessons given once a month talking about gardening, invasive species, yard care and more!