• Explore and Discover One of the Last Frontiers in the World ...

    Jewel Cave

    National Monument South Dakota

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  • Caution - Roadwork on Highway 16

    Construction projects both along highway 16 and the Jewel Cave parking lot are in progress. The Jewel Cave Visitor Center is open daily from 8:30 a.m. to 4:30 p.m. with tours scheduled throughout the day. No reservations for cave tours.

  • Highway 16 construction near Jewel Cave entrance

    Construction of Highway 16 through Jewel Cave National Monument is progressing on schedule. Motorists should use caution while traveling through the construction zone. Visitors to Jewel Cave should plan extra travel time and come early in the day. More »

  • The parking lot at Jewel Cave takes shape

    Jewel Cave's parking lot project is on schedule for completion this fall. The stairs and wheelchair ramp to the visitor center are under construction. Signage along a service road and staff assistance will help guide visitors to the visitor center. More »

Wildflowers

These are just a few of the native flowers that you might see while visiting Jewel Cave National Monument. To learn more, you can get a wildflower list from a ranger at the visitor center. Remember not to pick the wildflowers you find; leave them for others to enjoy!
 
Pasqueflower in bloom

Pasqueflower in bloom.

NPS Photo

Pasqueflower (Anemone patens) blooms in late March to early May and is the state flower of South Dakota. This flower is sometimes seen growing through the springtime snow.

 
Yellow Salsify

Western salsify in the early morning sun.

NPS photo

Western salsify (Tragopogon dubius), also known as goatsbeard or yellow salsify, flowers in late May to July. It is zealously eaten by wildlife. When salsify gets ready to seed, it looks like a giant dandelion.

 
Gunnison's Mariposa Lily

Gunnison's mariposa lily.

NPS Photo

Gunnison's mariposa lily (Calochortus gunnisonii) is one of the many species of lily found at Jewel Cave National Monument. They flower in June to early August. The bulbs of this plant were used as food by the Cheyenne.

 
Pale-purple cone flower

Pale-purple cone flowers are seen along the Canyon's Trail.

NPS photo

The pale-purple coneflower (Echinacea pallida var. angustifolia) was often used as an anesthetic by Native Americans. The roots or immature heads were chewed to suppress thirst as well. The flowers bloom in June through July.

 
Wild Bergamot

Eat a petal of wild bergamot and you might taste black pepper or mint.

NPS Photo

Wild bergamot (Monarda fistulosa) is also known as horsemint or beebalm, and blooms in July through August. The leaves of wild bergamot were used by Native Americans in vapor treatments for colds.

 
Wavyleaf thistle

Wavyleaf thistle is common near the historic cave entrance.

NPS photo

Wavyleaf thistle (Cirsium undulatum) is one of the few native thistles at Jewel Cave National Monument. The flowers bloom in June through July, and attract many species of butterflies.

Did You Know?

Large cave passage / Marc Ohms photo

The largest room discovered in Jewel Cave is called the Big Duh. It measures 570 feet long, is 180 feet wide at its widest point, and is 30 feet tall.