The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of determining when you can plant garden mums is to check out the USDA zone info for Columbiana.

Planting Calendar for Garden Mums

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

You can plant garden mums a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant garden mums in Columbiana is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant garden mums and expect a good harvest is probably September. If you wait any later than that and your garden mums may not have a chance to fully mature. You can get started a little bit earlier by starting your garden mums indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Columbiana. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Columbiana is an average the actual date of last frost changes from year to year. Since half of the time in Columbiana there is a last frost after April 15 be ready to cover your garden mums in the event of a surprise late frost.

USDA Zone Info for Columbiana

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Columbiana

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