Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Rockville you can estimate when it's a good idea to plant asparagus peas by referring to the USDA zone info.

Planting Calendar for Asparagus peas

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

You can plant asparagus peas just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant asparagus peas in Rockville 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. You can get started a little bit earlier by starting your asparagus peas indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Rockville. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Rockville is not always accurate the actual date of last frost will vary from year to year. Half of the time in Rockville it frosts late in the year after April 15 so always be ready to protect your asparagus peas if you have a surprise late frost.

USDA Zone Info for Rockville

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 Rockville

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