Upcoming Events

  1. May 21, 2019, 11:30am - 1:00pm

    Join bug and botanical portrait photographer Danae Wolfe on a journey through your garden to discover the stories of insects and spiders.

  2. May 22, 2019, 9:30am - 3:00pm

    This workshop combines both herb gardening and perennial gardening. Learn how to select and grow both herbs and perennials. Gardeners of all skill levels are invited. 

  3. Jun 7, 2019, 9:30am - 3:30pm

    Which Hydrangea is best for me? There are so many hydrangeas on the market today; knowing which varieties to buy can be overwhelming. Let us eliminate some of the confusion!

  4. Jun 8, 2019, 9:00am - 11:00am

    Members of the Greater Mohican Audubon Society guided 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. Jun 12, 2019, 1:00pm - 2:00pm

    Monthly tree walks feature all things trees!  A variety of topics will be covered, including proper selection and planting, insect pests and diseases. Please dress for the weather. No reservations required.

  6. Jun 13, 2019, 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. The 2019 season features: Under Pressure, Moon Landing and Egg-streme Science.  Shows are fun for the entire family! Parking and admission are free. The show is cancelled in the event of severe weather.

  7. Jun 19, 2019, 2:00pm - 3:00pm

    Guided arboretum walks call your attention to seasonal treasures and best practices for the landscape. Come enjoy the afternoon with us! Please dress for the weather.

  8. Jun 19, 2019, 2:00pm - 3:00pm

    Guided arboretum walks call your attention to seasonal treasures and best practices for the landscape. Come enjoy the afternoon with us! Please dress for the weather.

  9. Jun 25, 2019, 9:30am - 3:30pm

    “What is the gray stuff attacking my tree and how can I kill it?” This is one of the most common questions we receive at Secrest! Learn about these complex organisms and how to identify common lichens. Lunch is included in registration.

  10. Aug 16, 2019 through Aug 17, 2019, 9:30am - 6:45pm

    Come one, come all to the Germinate International Film Fest, featuring a diverse range of films highlighting agriculture and rural communities! The Highland County Office of OSU Extension is pleased to announce the inaugural festival will be held on August 16 and 17, 2019, in Hillsboro, Ohio. Germinate means to grow and the purpose of this film festival is to grow knowledge about agriculture, natural resources, and rural communities.

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