When to Plant Carrots in Alhambra, CA

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

A way of making a decision about when it's possible to plant carrots is to check out the USDA zone info for Alhambra.


Planting Calendar for Carrots

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

You can plant carrots a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant carrots
Possibly ok, but a risky time to plant carrots
Probably not a good time to plant carrots

The earliest that you can plant carrots in Alhambra 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. You probably don't want to wait any later than that or else your carrots may not have a chance to really do well. Starting your carrots indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on January 31 in Alhambra. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Alhambra and it changes from year to year. Half of the time in Alhambra it frosts late in the year after January 31 so just be sure to be ready to cover your carrots if you have one of those late frosts.

USDA Zone Info for Alhambra

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 Low30°F
Highest Expected Low35°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 Alhambra

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