One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Manitowoc you can figure out when to plant violets by referring to the USDA zone info.

Planting Calendar for Violets

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

Violets tend to make it in some cold which tells us that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant violets in Manitowoc 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 violets and expect a good harvest is probably September. You probably don't want to wait any later than that or else your violets may not have a chance to fully mature. You can get started a little bit earlier by starting your violets indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Manitowoc. In the coldest months of winter you can expect an average low temperature of -15°F.

Just be sure to remember that USDA zone info for Manitowoc may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Manitowoc there is a last frost after April 15 so be sure to be ready to protect your violets if you have one of those late frosts.

USDA Zone Info for Manitowoc

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 Manitowoc

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