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

A way of determining when it's the best time to plant asparagus peas is to refer to the USDA zone info for San Marcos.

Planting Calendar for Asparagus peas

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

You can plant asparagus peas a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant asparagus peas in San Marcos 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 asparagus peas and expect a good harvest is probably October. You probably don't want to wait any later than that or else your asparagus peas may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your asparagus peas indoors.

Last Frost Date

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

Since the USDA zone info for San Marcos is just an average the actual date of last frost changes from year to year. Since half of the time in San Marcos you get a frost after January 31 be ready to cover your asparagus peas if you have one of those late frosts.

USDA Zone Info for San Marcos

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 Marcos

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