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.

The first opportunity to plant lysimachia in Moscow should be estimated by looking at 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.

Since lysimachia do well in moderate cold you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant lysimachia in Moscow 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. If you wait any later than that and your lysimachia may not have a chance to grow to maturity. 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 Moscow. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Moscow is an average and the actual date of last frost will vary from year to year. Since half of the time in Moscow you get surprised by a frost after April 15 be ready to protect your lysimachia if you have a surprise late frost.

USDA Zone Info for Moscow

Here is the info for USDA Zone 6a.

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

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Moscow

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