For 200 years, the Pennsylvania Horticultural Society has helped shape the Philadelphia region through the power of gardening. Discover the people, milestones, and enduring impact behind its legacy, and the bold vision guiding PHS into its third century.

Discover ICONIC, the 2027 PHS Philadelphia Flower Show theme celebrating how gardens inspire creativity across art, design, fashion, and culture.

Meet the 2026 PHS Citywide Gardening Challenge winners and discover how Philadelphia gardeners are creating beautiful, wildlife-friendly urban gardens.