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 best time to plant mustard greens in Fairfield can be determined by looking at the USDA zone info.

Planting Calendar for Mustard greens

Frost tolerance for mustard greens:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Mustard greens can survive in some cold which tells us that you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant mustard greens in Fairfield is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant mustard greens and expect a good harvest is probably September. You probably don't want to wait any later than that or else your mustard greens may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your mustard greens indoors.

Last Frost Date

In Fairfield the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Fairfield may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Fairfield it frosts late in the year after April 15 so be sure to be ready to cover your mustard greens in the event of one of those late frosts.

USDA Zone Info for Fairfield

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 Fairfield

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