The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant corn salad in Olathe should be figured out 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.

It's probably a bad idea to plant corn salad until after all chance of frost has passed because they require warm weather.

The earliest that you can plant corn salad in Olathe 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 fully mature. You can get started a little bit earlier by starting your corn salad indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Olathe. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Olathe is just an average and the actual date of last frost changes from year to year. Half of the time in Olathe it frosts late in the year after April 15 so be sure to be ready to protect your corn salad if you have a late frost.

USDA Zone Info for Olathe

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Olathe

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