One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

A common way of determining when it's the best time to plant asparagus peas is to refer to the USDA zone info for Rochester.

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 a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant asparagus peas in Rochester is March. However, you really should wait until April 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 August. If you wait any later than that and your asparagus peas may not have a chance to grow to maturity. If you are starting your asparagus peas indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Rochester. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Rochester is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Rochester it frosts late in the year after May 15 be ready to protect your asparagus peas in the event of a late frost.

USDA Zone Info for Rochester

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Rochester

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