The USDA Zone info is a great tool for gardeners to help us estimate 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.

You will be able to figure out when to plant anagallis by referring to the USDA zone info for Atwater.

Planting Calendar for Anagallis

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

You can plant anagallis just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant anagallis in Atwater 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 anagallis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your anagallis may not have a chance to really do well. Starting your anagallis indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Atwater the average date of last frost happens on February 15. You can expect an average low temperature of 20°F in the coldest months of winter.

It's important to remember that USDA zone info for Atwater 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 Atwater you get a frost after February 15 so just be sure to be ready to cover your anagallis if you have a late frost.

USDA Zone Info for Atwater

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Atwater

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