botanical garden

US /bəˈtæn.ɪ.kəl ˈɡɑːr.dən/
UK /bəˈtæn.ɪ.kəl ˈɡɑːr.dən/
"botanical garden" picture
1.

a garden dedicated to the collection, cultivation, and display of a wide range of plants, often for scientific and educational purposes, and typically open to the public.

:
We spent the afternoon exploring the beautiful botanical garden.
The city's botanical garden hosts various educational programs.