Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when to plant geum by looking at the USDA zone info for Bremen.

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 can survive in some cold which means that you can plant them slightly earlier in the year than more sensitive plants.

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

The last month that you can plant geum and expect a good harvest is probably August. Any later than that and your geum may not have a chance to grow to maturity. You can get started a little bit earlier by starting your geum indoors.

Last Frost Date

On average the last frost is on April 15 in Bremen. It might get as low as -15°F during the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Bremen and it will vary from year to year. Half of the time in Bremen there is a last frost after April 15 so make sure that you are prepared to cover your geum if you have a late frost.

USDA Zone Info for Bremen

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Bremen

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