Nichols Arboretum, Ann Arbor - Things to Do at Nichols Arboretum

Things to Do at Nichols Arboretum

Complete Guide to Nichols Arboretum in Ann Arbor

About Nichols Arboretum

Nichols Arboretum spreads across 123 acres along the eastern edge of the University of Michigan campus, where the Huron River cuts a slow bend through woodland protected since 1907. Locals call it the Arb. You'll hear that nickname constantly once you spend any time in Ann Arbor. The terrain rolls more dramatically than you'd expect for the Midwest, with steep ravines dropping toward the river and grassy meadows that catch afternoon light in a way that pulls in picnickers, sunbathers, and the occasional student napping through a free hour. Late spring brings peak peony bloom. The air goes thick with that heavy, almost-too-sweet fragrance signaling the start of warm weather. First-time visitors are often surprised by how wild parts of Nichols Arboretum feel. Downtown Ann Arbor is maybe a ten-minute walk away. Yet on the woodland trails you'll hear pileated woodpeckers hammering away in the canopy and catch glimpses of wild turkeys crashing through the underbrush. The crunch of pine needles underfoot, the smell of leaf litter warming in the sun, the cool dampness that hangs in the ravines even in July; it's the kind of place where you forget the city is right there. The Arb also doubles as a working research collection, which is why you'll see labeled trees from across temperate zones standing alongside native Michigan species. The crowd it draws says a lot about Ann Arbor: cross-country runners doing hill repeats on Geddes Hill, grad students reading on the lawns, retirees birdwatching with serious binoculars, and families letting kids run loose in the meadows. Free and open year-round. Gets used hard, never feels overwhelmed.

What to See & Do

Peony Garden

Sitting on a south-facing slope near the main entrance, this is the largest collection of heirloom herbaceous peonies in North America. Close to 800 plants represent roughly 270 cultivars. Most are pre-1950 varieties. You won't find them at a garden center. Peak bloom runs late May through mid-June. The scent gets almost overwhelming on warm afternoons, somewhere between rose and vanilla with a peppery edge. Bring a camera. Rows of magenta, blush, and cream-colored blooms photograph beautifully against the green hillside.

Dow Prairie

Locals swear by this restored tallgrass prairie for late-summer visits, when big bluestem and Indian grass tower over your head and the goldenrod turns whole sections electric yellow. It's a working ecological restoration. You'll see seasonal burn marks in spring (slightly jarring at first), then notice the explosion of wildflowers that follows. Monarch butterflies tend to cluster here in August on their southward migration.

Geddes Hill and the Main Valley

The grassy bowl that opens up below Geddes Avenue is the Arb's social heart. Students sled here on cafeteria trays in winter, slackliners string up between oak trees in summer, and on warm evenings you'll find clusters of people sprawled on blankets watching the light fade. The hill is steep. It'll work your calves. Runners use it for repeats, and you'll likely pass a few on the way up.

Huron River Frontage

The Arb's northern boundary runs along the Huron for nearly a mile. The flat riverside path stays popular for slow walks. You'll often spot great blue herons standing motionless in the shallows and turtles lined up on fallen logs. Come at golden hour. The water turns copper-colored. The cottonwoods on the far bank rustle audibly even in light wind.

Centennial Shrub Collection

Underrated next to the Peony Garden. Still worth the detour. This collection winds through a quieter section near the Washington Heights entrance. The viburnums and witch hazels put on a quiet show in early spring before anything else has leafed out. The witch hazel blooms smell faintly of citrus and clove on a sunny February day. That's the kind of small surprise that makes the Arb worth returning to in every season.

Practical Information

Opening Hours

Open daily, sunrise to sunset, all 365 days a year. No gates. No closing time enforced. After dark the trails get dark since there's almost no lighting, so most visitors clear out within an hour of sunset.

Tickets & Pricing

Free admission, always. Nichols Arboretum is part of the University of Michigan and runs as a public greenspace at no cost. Donations support the gardens. They're budget-friendly to drop in the box at the visitor information kiosk near the Washington Heights entrance. Guided tours during peony bloom are also free, though donations are welcomed.

Best Time to Visit

Late May through mid-June nails peak peony bloom. That's also when the Arb is busiest. Weekends during bloom can feel crowded near the garden, though the woodland trails stay quiet. October brings excellent fall color. Geddes Hill is the spot. The sugar maples turn that almost-unreal orange. Winter has its own appeal if you don't mind cold. The bare structure of the landscape reveals itself, and fresh snow on the prairie is striking. The worst time? Mid-summer afternoons in July, when humidity makes the ravines feel swampy and the mosquitoes get serious near the river.

Suggested Duration

Plan on 90 minutes to two hours for a decent loop. It should hit the main features. Add another hour if you're a slow walker, a photographer, or visiting during peony season when you'll want to linger. Trail runners can cover the whole property in 30-40 minutes. Birders are different. They've been known to spend entire mornings on a single section.

Getting There

The Arb has multiple entrances. First-timers get confused. The most-used one sits at Washington Heights on the south side, a 15-minute walk from downtown Ann Arbor or the University of Michigan central campus. Most students just walk. Free street parking runs along Geddes Avenue near the northern entrance, though spots fill quickly on bloom-season weekends. Arrive before 10am or after 4pm for the best odds. AAATA buses (the local transit system) stop along Geddes and on Washington, with fares in the inexpensive range. Cyclists can ride right in via the Washington Heights entrance. There's a bike rack at the gatehouse. Driving from out of town? The most reliable parking is the Forest Avenue Parking Structure downtown (paid by the hour, mid-range rates), then walk over.

Things to Do Nearby

Matthaei Botanical Gardens
The Arb's sister property sits a few miles east near US-23. Worth pairing. Matthaei has the conservatory and formal gardens that Nichols deliberately skips: tropical greenhouse, bonsai collection, manicured display beds. Together they cover the full range of what U-M's plant programs do.
Kerrytown and the Farmers Market
About a 20-minute walk west from the Arb's main entrance. This historic district has the Saturday farmers market (running since 1919), Zingerman's Delicatessen, and a cluster of independent shops. Pair an early Arb walk with a late-morning market browse, then a sandwich from Zingerman's. Worth the line.
Gallup Park and the Huron River Water Trail
Downstream from the Arb along the same river, Gallup rents canoes and kayaks in warm months. It also has a flat paved path that connects most of Ann Arbor's riverside greenspace. Worth a visit. Go if the Arb leaves you wanting more water and less hill-climbing.
University of Michigan Museum of Art
A 10-minute walk from the Arb's south entrance, UMMA is free. The collection is strong, ranging from Asian ceramics to contemporary American painting. Pairs well with the Arb. Both are quiet, free, and reward an unhurried hour.
Nichols Arboretum Reader (the Reader Center)
Technically inside the Arb but easy to miss. It's a small interpretive space near the Washington Heights entrance with seasonal exhibits, trail maps, and friendly volunteers who tend to know what's blooming. Stop in first. Do this on your initial visit if you want context before wandering.

Tips & Advice

Coming specifically for the peonies? Aim for weekday mornings between 9 and 11am. Light is good for photos. Crowds are thin. The flowers haven't yet been wilted by midday sun.
Wear actual shoes, not flip-flops. The trails have real elevation change, and the ravine paths get slick after rain. Visitors in flimsy footwear are the ones you'll see picking their way gingerly down Geddes Hill.
Mosquito repellent is worth bringing from late June through early September, more so if you plan to walk the river path at dusk. The ravines hold standing water in spots. Bugs find it quickly.
The Arb is dog-friendly on leash. Pick up after your dog and stay on trails. Off-leash dogs in the prairie sections do real damage to the ecological restoration, and rangers will (politely but firmly) say something.
Free Peony Garden tours run weekend mornings during peak bloom. Check the Reader Center for times when you arrive. The volunteer docents tend to be retired horticulturalists. They know their plants. The information they share goes well beyond what's on the labels.
Bring a thermos in cold months. There's no concession stand or café anywhere inside the Arb. The nearest coffee is a 10-minute walk back toward campus.
Visiting for Shakespeare in the Arb? It's a summer tradition where actors perform a play across the landscape, audience walking between scenes. Bring a folding camp chair or a thick blanket. The grass gets damp by the third act.

Tours & Activities at Nichols Arboretum

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