One of the best tools that you have as gardeners to help us determine 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.

The earliest that you can plant oriental poppies in Viroqua should be figured out by checking out the USDA zone info.

Planting Calendar for Oriental poppies

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

Since oriental poppies are one of those plants that can tolerate a little bit of cold weather you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant oriental poppies in Viroqua 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 oriental poppies and expect a good harvest is probably August. Any later than that and your oriental poppies may not have a chance to really do well. You can get started a few weeks earlier by starting your oriental poppies indoors.

Last Frost Date

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

Remember that USDA zone info for Viroqua is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Viroqua there is a last frost after May 15 be ready to cover your oriental poppies 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.