Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

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

Planting Calendar for Pincushion Flower

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

Pincushion Flower are moderately cold tolerant which tells us that you can plant them earlier than other frost tender plants.

The earliest that you can plant pincushion flower 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 pincushion flower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pincushion flower may not have a chance to fully mature. You can get started a few weeks earlier by starting your pincushion flower indoors.

Last Frost Date

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

Remember that USDA zone info for Belle Fourche is an average and the actual date of last frost changes from year to year. Since half of the time in Belle Fourche you get surprised by a frost after May 15 be ready to protect your pincushion flower in the event of one of those late frosts.

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.