Past Events

  1. Sep 7, 2018, 10:00am - 4:00pm

    A full day of hands-on diagnostic samples, walks and updates by OSU’s Tree Amigos: Joe Boggs, Erik Draper, Jim Chatfield and Jason Veil and the Secrest Arboretum horticulturists, and all the assembled experts.  If you want to learn, teach and catharse about landscape, treescape, nursery and greenhouse plant health problems, from beetles to blights to botany sign up now!  This program qualifies for ODA, ISA, ONLA and Master Gardener credits. Co-sponsors:

  2. Sep 6, 2018, 10:00am - 4:00pm

    This is all about the plants, not the care and maintenance. Join us for a full day of talking plants! Presented by Pam Bennett, Jim Chatfield, Erik Draper and Secrest Arboretum.

  3. Aug 22, 2018, 10:00am - 4:00pm

    What are the ten most important things you need to know about oaks and maples?  What are the best and most interesting maples and oaks for your landscapes, street trees and woodlands? What are the key differences between the Red Oak Group and the White Oak Group? Hint: The main thing is not sharp lobes vs. round lobes). Is oak wilt disease serious in northeast Ohio? What are oak galls? Why do red maples sometimes displace sugar maples in forests? Do all maples have palm-like leaves? Is Verticillium wilt a threat to some maples and is tar spot a serious problem?

  4. Aug 11, 2018, 9:00am - 11:00am

    Members of the Greater Mohican Audubon Society guide birders of all skill levels. Spot birds, learn their calls, and discover their habitats in the arboretum. Parking and admission are free. Please dress for the weather.

  5. Aug 9, 2018, 7:00pm - 8:30pm

    Dr. Dave Lohnes, OARDC's popular Whiz-Bang Scientist, teaches children about science and the natural world in an enriching outdoor environment. Shows are fun for the entire family! Parking and admission are free. The show is cancelled in the event of severe weather.

  6. Jul 25, 2018, 8:00am - 12:00pm

    This ​workshop ​will ​cover ​summer ​grafting ​of ​tree ​species. ​Participants ​will ​have ​the ​opportunity ​to ​practice ​and ​make ​grafts ​and ​take ​home ​their ​plants. Rootstock and scion will be provided. Registration fee: $35.00 member, $45.00 non-member. Pre-registration is required.

  7. Jul 12, 2018, 7:00pm - 8:30pm

    Dr. Dave Lohnes, OARDC's popular Whiz-Bang Scientist, teaches children about science and the natural world in an enriching outdoor environment. Shows are fun for the entire family! Parking and admission are free. The show is cancelled in the event of severe weather.

  8. Jul 12, 2018, 8:00am - 10:00am

    Not sure if it is a good plant or a bad plant? Come to the summer weed ID class and find out! This class covers identification of common summer annual and perennial weerds, and control options for them. Time will be spent outside in the gardens, so come dressed for the weather! Fee: $10.00 member, $15.00 non-member.

  9. Jul 10, 2018, 10:00am - 4:00pm

    Families- A Group or Gathering of Similar Plants at Secrest School Presenters: Paul Snyder – OSU, Secrest Arboretum, Program Coordinator Jason Veil – OSU, Curator for Secrest Aboretum Jim Chatfield – OSU Extension, Horticulture Specialist Erik Draper – OSU Extension, ANR Educator, Geauga Co. Agenda:

  10. Jul 8, 2018, 10:00am - 3:00pm

    Day One: Intro to Macro Photography Day Two: Field Sessions & Critiques Join Danae Wolfe, OSU Extension Educational Technology Specialist for a hands-on introduction to macro photography, including field sessions and photo critiques. Additional information about this exciting 2-day workshop can be found on the attached flyer. An online registration link will be coming soon!

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