The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of figuring out when to plant carrots is to look at the USDA zone info for Tulsa.

Planting Calendar for Carrots

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

Carrots are one of those plants that can tolerate a little bit of cold weather which means that you can plant them earlier than more sensitive plants.

The earliest that you can plant carrots in Tulsa 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. You can get started a couple of weeks earlier by starting your carrots indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Tulsa. You can expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Tulsa and it can change quite a bit from year to year. Half of the time in Tulsa you get surprised by a frost after April 15 so always be ready to cover your carrots in the event of one of those late frosts.

USDA Zone Info for Tulsa

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Tulsa

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