One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Highland Park should be looked at to determine when it's a good idea to plant asparagus peas.

Planting Calendar for Asparagus peas

Frost tolerance for asparagus peas:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Asparagus peas are moderately cold tolerant which tells us that you can plant them a little bit earlier than other frost tender plants.

The earliest that you can plant asparagus peas in Highland Park 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 peas and expect a good harvest is probably September. If you wait any later than that and your asparagus peas may not have a chance to fully mature. Starting your asparagus peas indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Highland Park the average date of last frost happens on April 15. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Highland Park is not always accurate the actual date of last frost changes from year to year. Half of the time in Highland Park you get a frost after April 15 so be sure to be ready to protect your asparagus peas in the event of a surprise late frost.

USDA Zone Info for Highland Park

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 Highland Park

You may be interested in your other planting guides for Highland Park.