One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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 earliest that you can plant sweet woodruff in Flossmoor can be figured out by referring to 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 little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant sweet woodruff in Flossmoor 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 sweet woodruff and expect a good harvest is probably September. If you wait any later than that and your sweet woodruff may not have a chance to really do well. You can get started a little bit earlier by starting your sweet woodruff indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Flossmoor. You should expect an average low temperature of -15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Flossmoor is just an average and the actual date of last frost is different every year. Half of the time in Flossmoor you get a frost after April 15 so just be sure to be ready to cover your sweet woodruff in the event of a late frost.

USDA Zone Info for Flossmoor

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Flossmoor

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