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.

A common way of estimating when it's a good idea to plant asparagus is to refer to the USDA zone info for Pittsburg.

Planting Calendar for Asparagus

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

Asparagus do well in cold weather which means that you can plant them quite a bit earlier in the year than other frost tender plants.

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

The last month that you can plant asparagus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your asparagus may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your asparagus indoors.

Last Frost Date

The average date of last frost is March 15 in Pittsburg. You should expect an average low temperature of 10°F in the coldest months of winter.

It's important to remember that USDA zone info for Pittsburg is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Pittsburg last frost occurs after March 15 be ready to cover your asparagus in the event of a surprise late frost.

USDA Zone Info for Pittsburg

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Pittsburg

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