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

The USDA zone info for Canyon should be reffered to in order to figure out 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.

Since asparagus lettuce do not do well in cold weather you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant asparagus lettuce in Canyon is April. However, you really should wait until May 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 August. You probably don't want to wait any later than that or else your asparagus lettuce may not have a chance to fully mature. Starting your asparagus lettuce indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Canyon. You should expect an average low temperature of 0°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Canyon and it changes from year to year. Since half of the time in Canyon you get surprised by a frost after April 15 be ready to protect your asparagus lettuce if you have a surprise late frost.

USDA Zone Info for Canyon

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Canyon

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