The USDA Zone info is a great tool for gardeners to help us estimate 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.

You can estimate when it's a good idea to plant didiscus in Lake Elmo by looking at the USDA zone info.

Planting Calendar for Didiscus

Frost tolerance for didiscus:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since didiscus are barely cold tolerant you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant didiscus in Lake Elmo is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant didiscus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your didiscus may not have a chance to fully mature. Starting your didiscus indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Lake Elmo. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Lake Elmo is an average the actual date of last frost changes from year to year. Half of the time in Lake Elmo you get a frost after May 15 so always be ready to protect your didiscus in the event of one of those late frosts.

USDA Zone Info for Lake Elmo

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 Lake Elmo

You may be interested in your other planting guides for Lake Elmo.