One of the first steps you take when you are getting a good idea 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.

The USDA zone info for Siler City should be reviewed to figure out when it's the best time to plant asparagus lettuce.

Planting Calendar for Asparagus lettuce

Frost tolerance for asparagus lettuce:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You really shouldn't plant asparagus lettuce until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant asparagus lettuce in Siler City 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. Any later than that and 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 few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Siler City. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Siler City is just an average the actual date of last frost will vary from year to year. Since half of the time in Siler City there is a last frost after April 15 be ready to protect your asparagus lettuce in the event of a surprise late frost.

USDA Zone Info for Siler City

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Siler City

You may be interested in your other planting guides for Siler City.