Free admission The Idaho Botanical Garden continues its tradition of participating in National Public Gardens Day by offering free Garden admission – all day long. The event is a national day of celebration to raise awareness of America’s public gardens and the role they play in promoting environmental stewardship and awareness, plant and water conversation and education. Local partners will share information and resources regarding sustainable practices, garden design and tips that support conservation strategies. Visit our various gardens including our Lewis and Clark Native Plant Collection. Organizations that will be onsite from noon – 5 pm include: Boise WaterShed United Water Madeline George Garden Design Nursery National Coalition for Alternatives to Pesticides Cottage Gardeners


2355 Old Penitentiary Road

Nearest City


Street Address

2355 N Penitentiary Rd
Boise ID, 83712

Mailing Address

2355 N Penitentiary Rd
Boise ID, 83712
Toll Free (877) 527-8233

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