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

It's a good idea to estimate when it's possible to plant anagallis by reviewing the USDA zone info for Columbus.

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.

Anagallis tend to make it in very little cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant anagallis in Columbus 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 anagallis and expect a good harvest is probably August. If you wait any later than that and your anagallis may not have a chance to really do well. You can get started a few weeks earlier by starting your anagallis indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Columbus. You can expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Columbus is just an average and the actual date of last frost will vary from year to year. Half of the time in Columbus you get a frost after April 15 so be sure to be ready to protect your anagallis if you have a late frost.

USDA Zone Info for Columbus

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 Columbus

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