One of the first steps you take when you are determining your gardening schedule is find your 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.

The USDA zone info for San Luis can be reffered to in order to figure out when it's a good idea to plant peas.

Planting Calendar for Peas

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

Peas are one of those plants that can tolerate quite a bit of cold weather which tells us that you can get them planted much earlier than more sensitive plants.

The earliest that you can plant peas in San Luis 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 really do well. If you are starting your peas indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In San Luis the average date of last frost happens on January 31. You should expect an average low temperature of 30°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for San Luis and it is different every year. Since half of the time in San Luis last frost occurs after January 31 be ready to cover your peas if you have a surprise late frost.

USDA Zone Info for San Luis

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 San Luis

You may be interested in your other planting guides for San Luis.