The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of getting a good idea when it's a good idea to plant cerastium is to refer to the USDA zone info for Mount Vernon.

Planting Calendar for Cerastium

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

Cerastium tend to make it in moderate cold which tells us that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant cerastium in Mount Vernon 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 cerastium and expect a good harvest is probably September. Any later than that and your cerastium may not have a chance to really do well. You can get started a few weeks earlier by starting your cerastium indoors.

Last Frost Date

The average date of last frost is April 15 in Mount Vernon. In the coldest months of winter you can expect an average low temperature of -10°F.

It's important to remember that USDA zone info for Mount Vernon is an average and the actual date of last frost will vary from year to year. Since half of the time in Mount Vernon last frost occurs after April 15 be ready to protect your cerastium if you have a late frost.

USDA Zone Info for Mount Vernon

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 Mount Vernon

You may be interested in your other planting guides for Mount Vernon.