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

By referring to the USDA zone info for Indio you should be able to figure out when you can plant lettuce.

Planting Calendar for Lettuce

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

You can plant lettuce just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant lettuce in Indio 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 lettuce and expect a good harvest is probably October. If you wait any later than that and your lettuce may not have a chance to grow to maturity. If you are starting your lettuce indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Indio the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Indio may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Indio you get surprised by a frost after February 15 so be sure to be ready to cover your lettuce in the event of a late frost.

USDA Zone Info for Indio

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Indio

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