One of the best tools that you have as gardeners to help us determine 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.

The USDA zone info for Duarte can be reffered to in order to determine when it's the best time to plant carrots.

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 tells us that you can plant them earlier than plants that are more sensitive to the cold.

The earliest that you can plant carrots in Duarte is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant carrots and expect a good harvest is probably October. Any later than that and your carrots may not have a chance to fully mature. Starting your carrots indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Duarte. In the coldest months of winter you can expect an average low temperature of 30°F.

Keep in mind that USDA zone info for Duarte 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 Duarte you get surprised by a frost after January 31 so make sure that you are prepared to cover your carrots if you have a late frost.

USDA Zone Info for Duarte

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Duarte

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