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

You can figure out when it's a good idea to plant cerastium in Irving by reviewing the USDA zone info.

Planting Calendar for Cerastium

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

Cerastium are moderately cold tolerant which tells us that you can get them planted earlier than more sensitive plants.

The earliest that you can plant cerastium in Irving 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. If you wait any later than that and your cerastium may not have a chance to fully mature. You can get started a few weeks earlier by starting your cerastium indoors.

Last Frost Date

The average date of last frost is March 15 in Irving. In the coldest months of winter you should expect an average low temperature of 10°F.

Just be sure to remember that USDA zone info for Irving may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Irving you get surprised by a frost after March 15 so make sure that you are ready to cover your cerastium in the event of one of those late frosts.

USDA Zone Info for Irving

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Irving

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