When to Plant Geum in Zone 5a

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Zone 5a should be reffered to in order to estimate when it's possible to 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.

Since geum do ok in moderate cold you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

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 5a 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. You probably don't want to wait any later than that or else your geum may not have a chance to fully mature. Starting your geum indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Zone 5a. In the coldest months of winter you should expect an average low temperature of -20°F.

Since the USDA zone info for Zone 5a is an average the actual date of last frost will vary from year to year. Since half of the time in Zone 5a it frosts late in the year after April 15 be ready to protect your geum if you have one of those late frosts.

USDA Zone Info for Zone 5a

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Zone 5a

You may be interested in your other planting guides for Zone 5a.