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.

In Belle Fourche you can figure out when it's possible to plant carnation by using the USDA zone info.

Planting Calendar for Carnation

Frost tolerance for carnation:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Carnation do ok in pretty solid cold which means that you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant carnation in Belle Fourche 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 carnation and expect a good harvest is probably August. If you wait any later than that and your carnation may not have a chance to fully mature. If you are starting your carnation indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Belle Fourche is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Belle Fourche you get surprised by a frost after May 15 be ready to cover your carnation if you have a surprise late frost.

USDA Zone Info for Belle Fourche

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 Belle Fourche

You may be interested in your other planting guides for Belle Fourche.