The Idaho State Arboretum is an arboretum located across the campus of the Idaho State University, Pocatello, Idaho, United States. It is open to the public daily without charge and includes an organized tree walk. Exhibits Trees and shrubs in the arboretum include: Acer glabrum Acer negundo Aesculus hippocastanum Berberis thunbergii Betula pendula var. dalecarlica Buddleja davidii Celtis occidentalis Cercis canadensis Cercocarpus ledifolius Crataegus oxyacantha Forsythia intermedia Fraxinus pennsylvanica Juglans nigra Kolkwitzia amabilis Lonicera tatarica Magnolia stellata Mahonia aquifolium Malus spectablis Philadelphus lewisii Picea abies Pinus edulis Picea pungens Pinus mugo Pinus nigra Pinus sylvestri Populus tremuloides Potentilla fruticosa Prunus cerasifera Prunus virginiana Pyrus calleryana var. Bradford Quercus robur var. fastigiata Salix blanda Syringa Taxus x media Thuja orientalis Ulmus americana Ulmus glabra var. camperdownii Ulmus pumila Viburnum opulus See also List of botanical gardens in the United States External links Guide to the Plants of The Idaho State Arboretum Arboreta in Idaho Botanical gardens in Idaho Protected areas of Bannock County, Idaho Pocatello, Idaho Arboretum