The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Viroqua should be reffered to in order to figure out when it's possible to plant transvaal daisy.

Planting Calendar for Transvaal Daisy

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

Transvaal Daisy can survive in mild cold which means that you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant transvaal daisy in Viroqua is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant transvaal daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your transvaal daisy may not have a chance to really do well. Starting your transvaal daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Viroqua. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Viroqua is just an average the actual date of last frost changes from year to year. Half of the time in Viroqua it frosts late in the year after May 15 so make sure that you are prepared to protect your transvaal daisy if you have a surprise late frost.

USDA Zone Info for Viroqua

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 Viroqua

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