Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Sahuarita it's a good idea to determine when you can plant asparagus lettuce.

Planting Calendar for Asparagus lettuce

Frost tolerance for asparagus lettuce:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You really shouldn't plant asparagus lettuce until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant asparagus lettuce in Sahuarita is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant asparagus lettuce and expect a good harvest is probably September. You probably don't want to wait any later than that or else your asparagus lettuce may not have a chance to grow to maturity. If you are starting your asparagus lettuce indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Sahuarita the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 20°F.

Since the USDA zone info for Sahuarita may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Sahuarita you get a frost after February 15 so make sure that you are ready to protect your asparagus lettuce if you have a late frost.

USDA Zone Info for Sahuarita

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 Sahuarita

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