Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when to plant anagallis by looking at the USDA zone info for Osceola.

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 slightly earlier in the year than other frost tender plants.

The earliest that you can plant anagallis in Osceola 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. Any later than that and your anagallis may not have a chance to fully mature. Starting your anagallis indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Osceola the average date of last frost happens on April 15. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Osceola may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Osceola last frost occurs after April 15 so be sure to be ready to protect your anagallis in the event of a late frost.

USDA Zone Info for Osceola

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Osceola

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