One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Los Banos you will be able to estimate when it's the best time to plant asparagus.

Planting Calendar for Asparagus

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

You can plant asparagus quite a bit earlier in the year because they are very cold tolerant.

The earliest that you can plant asparagus in Los Banos 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 and expect a good harvest is probably October. If you wait any later than that and your asparagus may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your asparagus indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Los Banos. It might get as low as 20°F during the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Los Banos and it is different every year. Half of the time in Los Banos last frost occurs after February 15 so make sure that you are prepared to cover your asparagus if you have a late frost.

USDA Zone Info for Los Banos

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Los Banos

You may be interested in your other planting guides for Los Banos.