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Gardens Preferred, Gardens Premium Members and Innovators save on Continuing Education Courses
A 10% discount on classes will be applied automatically at the time of checkout.
Annuals

Dates & Prices
May 29–June 19, 2025
Fee: $169
Fee for Innovators, Gardens Preferred, and Gardens Premium Members: $152
Registrations may be cancelled up to two weeks before the event, and your registration fee, less a $30 processing fee, will be refunded. Please note that refunds are not available for programs moved to scheduled inclement weather dates.
To notify us of your cancellation, email us or call 610-388-5454.
This class is intended as an adult learning experience. Find out more about our Family Learning experiences.
Register by May 25, 2025
Gardens Preferred, Gardens Premium Members and Innovators save on Continuing Education Courses
A 10% discount on classes will be applied automatically at the time of checkout.
Nothing beats annuals if you’re looking for a big splash of summer color to add to your garden.
Even well-established perennial beds will benefit from the addition of these long-blooming accents. Join us as we navigate the uses, cultural requirements, pests, and diseases of these tried-and true selections, as well as some lesser-known varieties. Discuss your favorites and discover some unknown gems.
Certificate Information
This class serves as an elective component of our Gardening Certificate.
Course Schedule
Lectures
Thursdays, May 29–June 19, 2025
6:00–8:00 pm
Walks
Thursdays, June 5 & 19, 2025
4:00–5:30 pm
Location
The Grove Studio 108, Throughout the Gardens
Instructor
Kristin Barry
Kristin Barry currently operates her family business, Groff's Plant Farm, with her husband Jonathan in Kirkwood, PA. Before returning home, Barry worked in ornamental flower breeding at Pan American Seed in Chicago, IL and cotton breeding in Lubbock, TX. She received a Ph.D. in environmental horticulture from the University of Florida.