Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Viroqua you can figure out when you can plant tagetes by reviewing the USDA zone info.

Planting Calendar for Tagetes

Frost tolerance for tagetes:	Not tolerant of frost.
When to plant:	After the last frost.

Since tagetes require warm weather it's necessary to wait until after all chance of frost has passed before you can plant them.

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

The last month that you can plant tagetes and expect a good harvest is probably August. If you wait any later than that and your tagetes may not have a chance to really do well. You can get started a little bit earlier by starting your tagetes indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Viroqua. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Viroqua may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Viroqua it frosts late in the year after May 15 so be sure to be ready to protect your tagetes 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.