The USDA Zone info is a great tool for gardeners to help us determine your gardening 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 Faribault should be used to determine when it's the best time to plant columbine.

Planting Calendar for Columbine

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

You can plant columbine a little earlier in the year because they do well in moderate cold.

The earliest that you can plant columbine in Faribault 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 columbine and expect a good harvest is probably August. Any later than that and your columbine may not have a chance to really do well. You can get started a little bit earlier by starting your columbine indoors.

Last Frost Date

On average the last frost is on May 15 in Faribault. It might get as low as -25°F during the coldest months of winter.

Keep in mind that USDA zone info for Faribault is an average and the actual date of last frost changes from year to year. Since half of the time in Faribault there is a last frost after May 15 be ready to cover your columbine if you have one of those late frosts.

USDA Zone Info for Faribault

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 Faribault

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