One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant borage in New Richmond should be figured out 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.

Borage are moderately cold tolerant which tells us that you can get them planted earlier than other frost tender plants.

The earliest that you can plant borage in New Richmond is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant borage and expect a good harvest is probably August. You probably don't want to wait any later than that or else your borage may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your borage indoors.

Last Frost Date

In New Richmond the average date of last frost happens on May 15. You should expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for New Richmond may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in New Richmond you get a frost after May 15 so just be sure to be ready to protect your borage in the event of a surprise late frost.

USDA Zone Info for New Richmond

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in New Richmond

You may be interested in your other planting guides for New Richmond.