When to Plant Geum in Zone 1b

One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant geum in Zone 1b should be determined by referring to the USDA zone info.


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.

You can plant geum just a tiny bit earlier in the year because they are barely cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant geum
Possibly ok, but a risky time to plant geum
Probably not a good time to plant geum

The earliest that you can plant geum in Zone 1b is June. However, you really should wait until July if you don't want to take any chances.

The last month that you can plant geum and expect a good harvest is probably July. Any later than that and your geum may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your geum indoors.

Last Frost Date

On average all chance of frost has passed is on June 15 in Zone 1b. In the coldest months of winter you can expect an average low temperature of -55°F.

Since the USDA zone info for Zone 1b may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Zone 1b it frosts late in the year after June 15 so make sure that you are ready to cover your geum if you have a surprise late frost.

USDA Zone Info for Zone 1b

Here is the info for USDA Zone 1b.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-55°F
Highest Expected Low-50°F

This means that on a really cold year, the coldest it will get is -55°F. On most years you should be prepared to experience lows near -50°F.

Plants to Grow in Zone 1b

You may be interested in your other planting guides for Zone 1b.