The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when to plant lysimachia is to look at the USDA zone info for Atlantic Highlands.

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 just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant lysimachia in Atlantic Highlands 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 fully mature. 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 Atlantic Highlands. You should expect an average low temperature of 5°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Atlantic Highlands is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Atlantic Highlands you get surprised by a frost after April 15 so always be ready to cover your lysimachia if you have one of those late frosts.

USDA Zone Info for Atlantic Highlands

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Atlantic Highlands

You may be interested in your other planting guides for Atlantic Highlands.