One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Grand Island it's possible to estimate when it's a good idea to plant corn salad.

Planting Calendar for Corn salad

Frost tolerance for corn salad:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since corn salad are not cold tolerant it is necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant corn salad in Grand Island 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. You probably don't want to wait any later than that or else your corn salad may not have a chance to grow to maturity. You can get started a little bit earlier by starting your corn salad indoors.

Last Frost Date

The average date of last frost is April 15 in Grand Island. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Grand Island is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Grand Island there is a last frost after April 15 so just be sure to be ready to cover your corn salad if you have a surprise late frost.

USDA Zone Info for Grand Island

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Grand Island

You may be interested in your other planting guides for Grand Island.