One of the first steps you take when you are making a decision about 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.

In Worcester you can determine when it's possible to plant asparagus by referring to the USDA zone info.

Planting Calendar for Asparagus

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

Asparagus do ok in pretty solid cold which tells us that you can plant them a lot earlier in the year than other plants that might not handle the cold.

The earliest that you can plant asparagus in Worcester 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. If you wait any later than that and your asparagus may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your asparagus indoors.

Last Frost Date

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

Just be sure to remember that USDA zone info for Worcester is an average and the actual date of last frost changes from year to year. Since half of the time in Worcester you get surprised by a frost after April 15 be ready to cover your asparagus if you have a surprise late frost.

USDA Zone Info for Worcester

Here is the info for USDA Zone 5b.

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

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

Plants to Grow in Worcester

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