The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of estimating when it's possible to plant asparagus peas is to refer to the USDA zone info for Williams.

Planting Calendar for Asparagus peas

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

Asparagus peas are moderately cold tolerant which tells us that you can plant them earlier than other frost tender plants.

The earliest that you can plant asparagus peas in Williams 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. Any later than that and your asparagus peas may not have a chance to really do well. 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 February 15 in Williams. In the coldest months of winter you should expect an average low temperature of 25°F.

Keep in mind that USDA zone info for Williams is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Williams you get surprised by a frost after February 15 so always be ready to protect your asparagus peas if you have a surprise late frost.

USDA Zone Info for Williams

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 Williams

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