Mountain Lady Beetle © Joshua Lincoln

Mountain Lady Beetle © Jason Headley

Mountain Lady Beetle © John L. Richards

The Mountain Lady Beetle is native to North America. Its wing covers are red or orange and often have 5 black spots, some of which elongate to look a bit like bands. This species is most active from June to August.



Listed as Vulnerable in Alberta and Apparently Secure in British Columbia. The Mountain Lady Beetle has not been ranked in the United States.

Last Seen


Fun Fact

Mountain Lady Beetles are also known as Tamarack Ladybugs.

Last Seen

The Mountain Lady Beetle is between 5.2 and 7.0 mm in length.


Primarily associated with coniferous forests. Has also been found in parklands and mixed forests.

General Range

General range is divided into a western and eastern range. Western range: west of the Great Lakes, south to northern Texas, west to Nevada and Washington, then north through Alaska. Eastern range: narrow range north of Michigan, south to Massachusetts, east to the coast, and north to Quebec.

It appears that this species is more common in the western parts of its range, distribution in the east seems to be restricted geographically and patchy.


Plant lice, aphids, soft-bodied insects.

Life History

Eggs usually take four days to hatch, but can take between three and eight days. The larval stage takes between 12 to 14 days to complete, and Mountain Lady Beetles pupate for four to 6 days. On average, it takes 23 days for a Mountain Lady Beetle to mature from egg to adult. Adults can live several months. Eggs begin getting laid in May and adults begin to emerge in mid- to late-June.

Found most often between June and August. Little information exists on this lady beetle.

More Information

You can find more information about Mountain Lady Beetles using the following links:

Vermont Distribution

Visit the iNaturalist Observation Map and Occurrence Records to find out where Mountain Lady Beetles have been seen in Vermont.