Idaho Botanical Garden Posted February 19, 2014 by admin & filed under . Loading Map.... Idaho Botanical Garden2355 Old Penitentiary Road - BoiseEvents 43.6024316 -116.16384449999998 Address 2355 Old Penitentiary Road Boise ID 83702 United States Upcoming Events No events in this location Leave a Reply Click here to cancel reply. Name (required) Mail (required) (will not be published) Website