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When to Plant Geum in North Liberty, IA

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for North Liberty can be read to determine when it's the best time 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.

Geum are one of those plants that can tolerate a tiny bit of cold weather which means that you can start planting them slightly earlier 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 North Liberty 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. If you wait any later than that and your geum may not have a chance to grow to maturity. If you are starting your geum indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for North Liberty and it changes from year to year. Half of the time in North Liberty last frost occurs after April 15 so make sure that you are prepared to cover your geum in the event of a surprise late frost.

USDA Zone Info for North Liberty

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 North Liberty

You may be interested in your other planting guides for North Liberty.