Three-garden local tour, free days at Botanic Gardens, plant sales, and more happenings in August
August 15 - FREE day at Denver Botanic Gardens both York Street and Chatfield locations
August 16 - AARP Denver Botanic Gardens 50+ Free Morning
August 12 - Denver Urban Gardens Plant Sale. Details and tickets here.
If you are willing to go farther afield, here is a list of the many outstanding events taking place in Arvada, Broomfield, Conifer, Longmont, Boulder, Aurora etc.
And another list is here.