One of the first steps you take when you are getting a good idea 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.

By looking at the USDA zone info for Chelsea you should be able to estimate when you can plant snow peas.

Planting Calendar for Snow peas

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

You can plant snow peas earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant snow peas in Chelsea 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 snow peas and expect a good harvest is probably September. If you wait any later than that and your snow peas may not have a chance to really do well. You can get started a few weeks earlier by starting your snow peas indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Chelsea. In the coldest months of winter you can expect an average low temperature of -10°F.

Remember that USDA zone info for Chelsea is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Chelsea there is a last frost after April 15 be ready to cover your snow peas if you have a late frost.

USDA Zone Info for Chelsea

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Chelsea

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