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 it's the best time to plant corn salad by reviewing the USDA zone info.

Planting Calendar for Corn salad

Frost tolerance for corn salad:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since corn salad are not cold tolerant it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant corn salad in Waupun 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 corn salad and expect a good harvest is probably August. Any later than that and your corn salad may not have a chance to grow to maturity. Starting your corn salad indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Waupun 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 Waupun you get a frost after April 15 so make sure that you are prepared to protect your corn salad in the event of 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.