One of the first steps you take when you are figuring out 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 reviewing the USDA zone info for Cambridge it's possible to estimate when it's possible to plant chard.

Planting Calendar for Chard

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

Since chard do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

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

Last Frost Date

In Cambridge the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Cambridge is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Cambridge it frosts late in the year after April 15 so be sure to be ready to cover your chard in the event of one of those late frosts.

USDA Zone Info for Cambridge

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Cambridge

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