When to Plant Lysimachia in Peru, IL

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 can estimate when to plant lysimachia in Peru by checking out the USDA zone info.


Planting Calendar for Lysimachia

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

Lysimachia do well in moderate cold which means that you can plant them earlier than more sensitive plants.

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

The earliest that you can plant lysimachia in Peru 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 lysimachia and expect a good harvest is probably September. Any later than that and your lysimachia may not have a chance to fully mature. Starting your lysimachia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Peru 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 Peru is not always accurate the actual date of last frost is different every year. Since half of the time in Peru there is a last frost after April 15 be ready to protect your lysimachia if you have one of those late frosts.

USDA Zone Info for Peru

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 Peru

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