One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Newark you should be able to figure out when it's a good idea to plant borage.

Planting Calendar for Borage

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

Borage can survive in moderate 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 Newark 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 fully mature. If you are starting your borage indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Newark. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Newark may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Newark you get surprised by a frost after April 15 be ready to cover your borage in the event of a surprise late frost.

USDA Zone Info for Newark

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Newark

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