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.

In Burlington you can figure out when it's possible to plant borage by looking at the USDA zone info.

Planting Calendar for Borage

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

Since borage do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant borage in Burlington 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 borage and expect a good harvest is probably September. You probably don't want to wait any later than that or else your borage may not have a chance to grow to maturity. If you are starting your borage indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Burlington. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Burlington is an average the actual date of last frost changes from year to year. Since half of the time in Burlington you get surprised by a frost after April 15 be ready to protect your borage in the event of one of those late frosts.

USDA Zone Info for Burlington

Here is the info for USDA Zone 7a.

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

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Burlington

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