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.

You can determine when it's the best time to plant violets in Lake Elmo by looking at the USDA zone info.

Planting Calendar for Violets

Frost tolerance for violets:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Violets do well in moderate cold which tells us that you can get them planted earlier than more sensitive plants.

The earliest that you can plant violets in Lake Elmo 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 violets and expect a good harvest is probably August. You probably don't want to wait any later than that or else your violets may not have a chance to grow to maturity. If you are starting your violets 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 May 15 in Lake Elmo. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Lake Elmo is just an average the actual date of last frost will vary from year to year. Since half of the time in Lake Elmo you get surprised by a frost after May 15 be ready to protect your violets if you have 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.