Summer Plant Sale & Penstemon Festival

Join us at our 25th annual Plant Sale and Penstemon Festival!

Admission: FREE

In addition to the plant sale, enjoy our selection of Arboretum-themed merchandise and gardening books.

Friday, July 9 — Members Only

  • 2–3 PM: Presentation by horticulturists and vendors featuring plants for various microclimates in your garden.
  • 3–6 PM: Members get first pick of the best penstemons and other plants available this season.

Saturday, July 10 — Public

  • 9–5 PM: Local growers will have a wide selection of specimens to choose from. There will also be homegrown species of penstemons, as well as plants from Mountain States Nursery in Phoenix. Members from the Audubon Society will be tagging bird-friendly plants that are for sale.
  • 9 AM-12 PM: Author of Arizona's Best Wildflower Hikes, Christine Maxa will be on hand to sign copies of her book.
  • 10, 12:30 & 2:30: Dr. Gwendolyn Waring will lead special Penstemon tours. Or, just stop by to ask a question. Gwen will have an "Ask the Expert" penstemon station adjacent to the Penstemon Garden all day.
  • 11, 1 & 3 PM: Garden Tours
  • 10 AM – 4 PM: Face painting.