The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Mount Joy you can estimate when you can plant lysimachia by referring to 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.

You can plant lysimachia a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant lysimachia in Mount Joy 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 really do well. If you are starting your lysimachia indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Mount Joy. You should expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Mount Joy and it changes from year to year. Since half of the time in Mount Joy you get surprised by a frost after April 15 be ready to protect your lysimachia if you have one of those late frosts.

USDA Zone Info for Mount Joy

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Mount Joy

You may be interested in your other planting guides for Mount Joy.