One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of getting a good idea when to plant verbena is to check out the USDA zone info for Sturgis.

Planting Calendar for Verbena

Frost tolerance for verbena:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Verbena do ok in mild cold which tells us that you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant verbena in Sturgis 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 verbena and expect a good harvest is probably August. If you wait any later than that and your verbena may not have a chance to fully mature. You can get started a few weeks earlier by starting your verbena indoors.

Last Frost Date

The average date of last frost is April 15 in Sturgis. In the coldest months of winter you should expect an average low temperature of -20°F.

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

USDA Zone Info for Sturgis

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Sturgis

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