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

A common way of estimating when it's possible to plant sweet woodruff is to look at the USDA zone info for Broken Arrow.

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 bit earlier in the year than more sensitive plants.

The earliest that you can plant sweet woodruff in Broken Arrow 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 fully mature. You can get started a couple of weeks earlier by starting your sweet woodruff indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Broken Arrow. In the coldest months of winter you should expect an average low temperature of 0°F.

Just be sure to remember that USDA zone info for Broken Arrow may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Broken Arrow it frosts late in the year after April 15 be ready to protect your sweet woodruff if you have one of those late frosts.

USDA Zone Info for Broken Arrow

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Broken Arrow

You may be interested in your other planting guides for Broken Arrow.