– Philadelphia International Flower Show, Pennsylvania Convention Center, "Passport to the World," through March 7. This annual event sponsored by the Pennsylvania Horticultural Society is a mix of elaborate landscaped displays, entertainment, and educational events, with an enormous marketplace of more than 140 vendors. This year's show includes showcase gardens with international themes inspired by the Netherlands, New Zealand, South Africa, Brazil, Singapore, and India.
– Chicago Flower & Garden Show, March 6-14, Navy Pier. The event includes display gardens, culinary demonstrations, seminars, a marketplace, and a children's activity garden.
– Boston Flower and Garden Show, March 24-28, Seaport World Trade Center, "A Feast for the Senses." Attractions include lectures, demonstrations, English garden tea, competitions, arrangements in the Japanese Ikebana style, People's Choice Award, and Blooms, a show sponsored by the Massachusetts Horticultural Society.