When to Plant Anagallis in River Forest, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant anagallis in River Forest should be determined by referring to the USDA zone info.


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.

Since anagallis are barely cold tolerant you can plant them slightly earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant anagallis
Possibly ok, but a risky time to plant anagallis
Probably not a good time to plant anagallis

The earliest that you can plant anagallis in River Forest 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. You probably don't want to wait any later than that or else your anagallis may not have a chance to fully mature. If you are starting your anagallis indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in River Forest. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for River Forest is an average and the actual date of last frost changes from year to year. Half of the time in River Forest you get a frost after April 15 so make sure that you are ready to cover your anagallis in the event of a surprise late frost.

USDA Zone Info for River Forest

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 River Forest

You may be interested in your other planting guides for River Forest.