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Free Online Open Courses

Learn through video lectures, recorded presentations, discussion forums, and more. These massive open online courses (MOOCS) also offer opportunities to share your experiences with fellow enthusiasts.

Interested in a course that’s not yet available? Sign up for our mailing list at the bottom of this page to receive course updates and information.

Upcoming Classes

Everything About Aquatics

Now–April 5, 2021

Free Online Course. Explore our Waterlily Display and integrate aquatic plants in your home garden.

Everything About Orchids

Now–January 19, 2021

Free Online Course. Learn about our collection and enjoy orchids in your own home.