One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

It's possible to determine when it's the best time to plant mustard by using the USDA zone info for Gardner.

Planting Calendar for Mustard

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

Since mustard do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant mustard in Gardner 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. Starting your mustard indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Gardner is just an average the actual date of last frost is different every year. Since half of the time in Gardner last frost occurs after April 15 be ready to cover your mustard in the event of one of those late frosts.

USDA Zone Info for Gardner

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 Gardner

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