• Improving Life Through
  • Plants and Gardening


*Our business offices and River Farm will be closed on Monday, May 25 in observance of Memorial Day. We will be open again at 9 a.m. on Tuesday, May 26.*

The American Horticultural Society (AHS) is one of the oldest national gardening organizations in the country. Since 1922, we have been a trusted source of high quality gardening and horticultural information.

Today, our mission blends education, social responsibility, and environmental stewardship with the art and science of horticulture. Please join us in making America a nation of gardeners, a land of gardens!

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Upcoming Events

  • Jun 04
    AHS Awards Ceremony & Banquet

    A celebration honoring the American Horticultural Society's 2015 Great American Gardeners Award Winners and Book Award Winners. Enjoy an early summer evening in our River Farm gardens. We'll have an outdoor reception overlooking the Potomac before the banquet, then enjoy the awards dinner in the tented garden of our Estate House. AHS members $95/person; non-members $115/person.

  • Aug 14 to Aug 16
    The Omni Homestead Resort “In the Garden with the Experts” Weekend Symposium

    Find your green thumb with AHS at the "In the Garden with the Experts" event at The Omni Homestead Resort. You’ll get a tour of the historic Homestead Gardens and learn time-honored gardening tips from top professionals. Plus, enjoy the natural beauty along the Cascades Gorge.

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