All tours are at 10 a.m., September through May. "Exploring Tucson Botanical Gardens," is every Friday. "Historical Tour of the Gardens" is the third Thursday of every month. The "Birds and Gardening Tour" is the first and fourth Wednesday of every month through May 28. Tours are included with admission; $13, $4 for children ages 4 through 12, and $12 for students, seniors and military. Visit tucsonbotanical.org for more information and holidays on which the gardens are closed.