The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Burlington you can estimate when it's a good idea to plant basil by using the USDA zone info.

Planting Calendar for Basil

Frost tolerance for basil:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Basil do not do well in cold weather which means that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant basil in Burlington is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant basil and expect a good harvest is probably August. Any later than that and your basil may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your basil indoors.

Last Frost Date

The average date of last frost is April 15 in Burlington. In the coldest months of winter you should expect an average low temperature of -20°F.

Keep in mind that USDA zone info for Burlington is not always accurate and the actual date of last frost is different every year. Half of the time in Burlington it frosts late in the year after April 15 so be sure to be ready to cover your basil in the event of one of those late frosts.

USDA Zone Info for Burlington

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Burlington

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