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

The earliest that you can plant violets in Laramie can be estimated by referring to 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.

You can plant violets a bit earlier in the year because they do well in moderate cold.

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

Last Frost Date

In Laramie the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Laramie is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Laramie last frost occurs after May 15 so make sure that you are prepared to cover your violets in the event of a surprise late frost.

USDA Zone Info for Laramie

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 Laramie

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