One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Whittier you can determine when to plant peas by looking at the USDA zone info.

Planting Calendar for Peas

Frost tolerance for peas:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since peas do well in cold you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant peas in Whittier 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 peas and expect a good harvest is probably October. If you wait any later than that and your peas may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your peas indoors.

Last Frost Date

In Whittier the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Whittier is not always accurate the actual date of last frost is different every year. Half of the time in Whittier it frosts late in the year after January 31 so be sure to be ready to protect your peas in the event of one of those late frosts.

USDA Zone Info for Whittier

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 Whittier

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