Public Gardens in Idaho

Boise

https://idahobotanicalgarden.org/

https://www.cityofboise.org/departments/parks-and-recreation/parks/julia-davis-park/

Moscow

https://en.wikipedia.org/wiki/University_of_Idaho_Arboretum_and_Botanical_Garden

Pocatello

https://en.wikipedia.org/wiki/Idaho_State_Arboretum