The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Marathon it's a good idea to estimate when you can plant geum.

Planting Calendar for Geum

Frost tolerance for geum:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Geum are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant geum in Marathon is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant geum and expect a good harvest is probably November. Any later than that and your geum may not have a chance to fully mature. If you are starting your geum indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Marathon it never frosts. You can expect an average low temperature of 45°F in the coldest months of winter.

It's important to remember that USDA zone info for Marathon is not always accurate and the actual date of last frost can change quite a bit from year to year. Since it never frosts in Marathon you do not have to be ready to cover your geum in the event of one of those late frosts.

USDA Zone Info for Marathon

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	45°F
Highest Expected Low	50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Marathon

You may be interested in your other planting guides for Marathon.