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.

A common way of getting a good idea when it's possible to plant borage is to refer to the USDA zone info for Birdsboro.

Planting Calendar for Borage

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

Borage do ok in mild cold which tells us that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant borage in Birdsboro 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. Any later than that and your borage may not have a chance to really do well. Starting your borage indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Birdsboro 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.

Always keep in mind that USDA zone info for Birdsboro is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Birdsboro last frost occurs after April 15 be ready to protect your borage in the event of one of those late frosts.

USDA Zone Info for Birdsboro

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 Birdsboro

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