Below are the official maps of the major, public and non-profit botanical gardens in New York City.
Brooklyn Botanic Garden
The Brooklyn Botanic Garden has an interactive garden map on its website.
You may also download the following PDF maps:
Central Park Conservatory Garden
The Central Park Conservatory Garden does not have a map available on the Parks Department website, but we found the following map on a wedding blog. We are looking for a more official copy but in the meantime, you can view the garden map here: Garden Map, or this one from Mappery: Garden Map
New York Botanical Garden
Queens Botanical Garden