One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Chelsea you can determine when to plant garlic by reviewing the USDA zone info.

Planting Calendar for Garlic

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

You can plant garlic much 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 garlic 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 garlic and expect a good harvest is probably September. Any later than that and your garlic may not have a chance to grow to maturity. If you are starting your garlic indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Chelsea. It might get as low as -5°F during the coldest months of winter.

Keep in mind that USDA zone info for Chelsea may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Chelsea you get surprised by a frost after April 15 so always be ready to protect your garlic if you have a surprise late frost.

USDA Zone Info for Chelsea

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Chelsea

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