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.

A way of making a decision about when it's possible to plant lysimachia is to look at the USDA zone info for Corry.

Planting Calendar for Lysimachia

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

Lysimachia are moderately cold tolerant which means that you can plant them earlier than other frost tender plants.

The earliest that you can plant lysimachia in Corry 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. You probably don't want to wait any later than that or else your lysimachia may not have a chance to really do well. You can get started a little bit earlier by starting your lysimachia indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Corry. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Corry is just an average the actual date of last frost is different every year. Half of the time in Corry there is a last frost after April 15 so make sure that you are ready to protect your lysimachia if you have a late frost.

USDA Zone Info for Corry

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 Corry

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