Notice

COVID-19 Updates

Recent updates. Arboretum gardens and  trails are open. The Visitor Center will be closed until further notice. The Curtis Pond infrastructure project work is finished and trails in west Curtis Prairie have reopened. The speed limit on Arboretum/McCaffrey Drive was recently reduced to 20 mph (this applies to bicycles,… Read More

Events & Classes

All events are free and begin at the Visitor Center unless otherwise indicated.

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News

‘Christmas Cheer’ vernal witch-hazel, December 8, 2020, in Longenecker Horticultural Gardens

Winter Interest in the Horticultural Collection

Fall Color in Evergreen Conifers Some needle-bearing trees are deciduous – such as larch and bald cypress, which display impressive fall color – but most conifers retain needles year-round. However, they do lose some needles seasonally. Depending on the species, latitude, and elevation, evergreen conifers such as pine, spruce, and…

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