Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Byron you should be able to estimate when it's possible to plant sweet woodruff.

Planting Calendar for Sweet Woodruff

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

Sweet Woodruff are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them earlier than plants that are more sensitive to the cold.

The earliest that you can plant sweet woodruff in Byron 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. Any later than that and your sweet woodruff may not have a chance to grow to maturity. If you are starting your sweet woodruff indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Byron is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Byron it frosts late in the year after May 15 so just be sure to be ready to protect your sweet woodruff if you have one of those late frosts.

USDA Zone Info for Byron

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 Byron

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