Botanical Gardens is an Entertainment building. It increases nature happiness. It is unlocked by building 10 Parks and 5 Lab buildings.
Like Park buildings, you can change the building color and plants. It can be merged with Parks to its left and right, and other Botanical Gardens adjacent to it.
The building costs 25 Wood and 100 Knowledge as Research cost.
Is used to unlock Eco Farm by building 12 Botanical Garden into a tower
Is used to unlock Blossom Hippies Center by building 12 Botanical Garden into a tower
Trivia[]
The same as Parks, the workers are from other working places. When there is a Music Festival, they will stand there and start their work. It seems like they are two volunteers or buskers standing on a table :D