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.

In Nebraska City you can figure out when it's the best time to plant mustard by using the USDA zone info.

Planting Calendar for Mustard

Frost tolerance for mustard:	Not tolerant of frost.
When to plant:	After the last frost.

Since mustard are not cold tolerant you really should wait until after the last frost before you can plant them.

The earliest that you can plant mustard in Nebraska City 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 mustard and expect a good harvest is probably August. Any later than that and your mustard may not have a chance to fully mature. If you are starting your mustard indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Nebraska City. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Nebraska City and it is different every year. Since half of the time in Nebraska City you get a frost after April 15 be ready to cover your mustard in the event of one of those late frosts.

USDA Zone Info for Nebraska City

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 Nebraska City

You may be interested in your other planting guides for Nebraska City.