Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Jordan you can figure out when you can plant lysimachia 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 are one of those plants that can tolerate a little bit of cold weather which means that you can plant them earlier than other plants that might not handle the cold.

The earliest that you can plant lysimachia in Jordan 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. If you wait any later than that and your lysimachia may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your lysimachia indoors.

Last Frost Date

On average the last frost is on May 15 in Jordan. In the coldest months of winter you can expect an average low temperature of -25°F.

Keep in mind that USDA zone info for Jordan is just an average and the actual date of last frost is different every year. Half of the time in Jordan you get a frost after May 15 so make sure that you are ready to protect your lysimachia if you have one of those late frosts.

USDA Zone Info for Jordan

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 Jordan

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