The USDA Zone info is a great tool for gardeners to help us determine 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.

You can estimate when it's the best time to plant sweet woodruff in North Branch by checking out the USDA zone info.

Planting Calendar for Sweet Woodruff

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

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

The earliest that you can plant sweet woodruff in North Branch 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 sweet woodruff and expect a good harvest is probably August. If you wait any later than that and your sweet woodruff may not have a chance to really do well. Starting your sweet woodruff indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in North Branch. You can expect an average low temperature of -30°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for North Branch and it will vary from year to year. Half of the time in North Branch you get a frost after May 15 so be sure to be ready to protect your sweet woodruff in the event of a late frost.

USDA Zone Info for North Branch

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in North Branch

You may be interested in your other planting guides for North Branch.