One of the first steps you take when you are making a decision about 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 Litchfield you will be able to determine when to plant sutera.

Planting Calendar for Sutera

Frost tolerance for sutera:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Sutera are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than more sensitive plants.

The earliest that you can plant sutera in Litchfield is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant sutera and expect a good harvest is probably August. Any later than that and your sutera may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your sutera indoors.

Last Frost Date

The average date of last frost is April 15 in Litchfield. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Litchfield is not always accurate the actual date of last frost changes from year to year. Since half of the time in Litchfield it frosts late in the year after April 15 be ready to cover your sutera if you have a surprise late frost.

USDA Zone Info for Litchfield

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 Litchfield

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