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  1. Bin Di Lian

    February 9, 2016

  2. Why aren’t my herbaceous peonies blooming?

    • Young plants – peony plants can sometimes take up to 3 or 4 years to produce blooms
    • Small divisions – if a plant was recently divided sometimes it takes longer to produce blooms
    • Poor nutrition – peonies are heavy feeders and like heavy soils with some clay.  If you plant a peony in sandy or poor soil it will require...

    September 7, 2012

  3. Dr. Upjohn's 160th Birthday!

    Join us in appreciating Dr. Upjohn...

    May 2, 2013

  4. A Note on Photography

    The peony photographs were and continue to be taken for educational and documentary purposes. All photographs are of accessioned plants in our living collection. We appreciate the significant photography work contributed by volunteers, advisors, students, faculty, and staff at the University of Michigan’s Nichols Arboretum and Matthaei...

    April 11, 2017

  5. Heirloom Annuals

     

    Heirloom Annuals

    An heirloom plant is an open-pollinated cultivated variety (cultivar) that has been grown for many years and is often handed down through families. (Open-pollinated plants are pollinated by birds, insects, wind, and other natural mechanisms.) The commonly accepted cut off date for heirloom plants is...

    October 4, 2012

  6. 13591

    February 5, 2016

  7. 13606

    February 5, 2016

  8. 13622

    February 5, 2016

  9. 13637

    February 5, 2016

  10. 13653

    February 5, 2016

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