Are there evergreen trees in North Dakota?

Yes, in the Theodore Roosevelt National Park, but only in limited numbers.

The Rocky Mountain Juniper and the Ponderosa Pine are found in the North Dakota Badlands.

The Black Hills Spruce, the Colorado Spruce, the Rocky Mountain Juniper and the Eastern Red-cedar are found in shelter belts around North Dakota.

The Limber Pine is found in a small area near Amidon, North Dakota and along the Montana border.