The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 Biddeford it's a good idea to figure out when to plant garlic.

Planting Calendar for Garlic

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

Garlic are very cold tolerant which tells us that you can get them planted much earlier than other plants that might not handle the cold.

The earliest that you can plant garlic in Biddeford 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. If you wait any later than that and your garlic may not have a chance to fully mature. Starting your garlic indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Biddeford is just an average the actual date of last frost changes from year to year. Half of the time in Biddeford you get surprised by a frost after April 15 so make sure that you are ready to protect your garlic in the event of one of those late frosts.

USDA Zone Info for Biddeford

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 Biddeford

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