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Library Services


Library reference

Members of the public are encouraged to peruse the shelves, research within the Helen Fowler Library and ask questions of library staff and volunteers during open hours. Access our online library catalog to search for materials by subject, title, author or keyword.

Librarians are available to provide research assistance and answer questions about the library in person, by phone at 720-865-3570 or by email at library@botanicgardens.org.

Gardening Help

Colorado Master Gardeners are on site in the library to answer your gardening questions. Contact them on your next visit to Denver Botanic Gardens at 720-865-3575 or by email at gardeninghelp@botanicgardens.org.

Gardening Help Schedule (Noon to 4 p.m. on the following days)

  • York Street Free Days
  • January, February and November - Tuesday
  • March, April, October - Tuesday and Saturday
  • May, June, July, August, September - Tuesday, Thursday and Saturday
  • December - Closed

Gardening Help is a joint program of Colorado State University Extension Master Gardeners and Denver Botanic Gardens.

Borrowing books

Denver Botanic Gardens members and volunteers may check out books, VHS tapes or DVDs for a 3-week period, plus an additional renewal if needed. Magazines, journals, reference items and special collection materials do not circulate.

Please remember to bring your membership card.

Renewing books

Items may be renewed in person, by phone, by email or by accessing your account via our online catalog (using your membership number as your User ID).

Overdue books

The Helen Fowler Library will charge 20 cents per day per book for books returned past their due date. Videos returned past their due date are charged 50 cents per day per video.