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

In Waupun you can determine when to plant snow-in summer by using the USDA zone info.

Planting Calendar for Snow-in Summer

Frost tolerance for snow-in summer:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant snow-in summer a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant snow-in summer in Waupun 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 snow-in summer and expect a good harvest is probably September. Any later than that and your snow-in summer may not have a chance to fully mature. Starting your snow-in summer indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Waupun. You should expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Waupun may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Waupun you get a frost after April 15 so always be ready to cover your snow-in summer if you have one of those late frosts.

USDA Zone Info for Waupun

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 Waupun

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