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When to Plant Twinspur in Inver Grove Heights, MN

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Inver Grove Heights you can figure out when it's the best time to plant twinspur by referring to the USDA zone info.


Planting Calendar for Twinspur

Frost tolerance for twinspur: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

You can plant twinspur a little bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

The earliest that you can plant twinspur in Inver Grove Heights 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 twinspur and expect a good harvest is probably August. If you wait any later than that and your twinspur may not have a chance to really do well. If you are starting your twinspur indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Inver Grove Heights the average date of last frost happens on May 15. It might get as low as -25°F during the coldest months of winter.

It's important to remember that USDA zone info for Inver Grove Heights is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Inver Grove Heights it frosts late in the year after May 15 so be sure to be ready to cover your twinspur if you have one of those late frosts.

USDA Zone Info for Inver Grove Heights

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Inver Grove Heights

You may be interested in your other planting guides for Inver Grove Heights.