One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of getting a good idea when to plant asparagus lettuce is to check out the USDA zone info for Tolleson.

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.

Since asparagus lettuce require warm weather it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant asparagus lettuce in Tolleson 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. Starting your asparagus lettuce indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Tolleson. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Tolleson may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Tolleson last frost occurs after February 15 so make sure that you are ready to cover your asparagus lettuce in the event of a late frost.

USDA Zone Info for Tolleson

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 Tolleson

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