Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to determine when it's a good idea to plant carrots by looking at the USDA zone info for Decatur.

Planting Calendar for Carrots

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

Since carrots do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant carrots in Decatur 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 carrots and expect a good harvest is probably September. Any later than that and your carrots may not have a chance to grow to maturity. If you are starting your carrots indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Decatur. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Decatur is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Decatur last frost occurs after April 15 so just be sure to be ready to cover your carrots in the event of a surprise late frost.

USDA Zone Info for Decatur

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 Decatur

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