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 the best time to plant lysimachia is to look at the USDA zone info for Buffalo.

Planting Calendar for Lysimachia

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

Lysimachia tend to make it in moderate cold which tells us that you can plant them a little bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant lysimachia in Buffalo 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 lysimachia and expect a good harvest is probably August. Any later than that and your lysimachia may not have a chance to really do well. Starting your lysimachia indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Buffalo the average date of last frost happens on May 15. It might get as low as -25°F during the coldest months of winter.

It's important to remember that USDA zone info for Buffalo is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Buffalo it frosts late in the year after May 15 be ready to cover your lysimachia in the event of one of those late frosts.

USDA Zone Info for Buffalo

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Buffalo

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