The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when it's a good idea to plant celery is to look at the USDA zone info for Belle Fourche.

Planting Calendar for Celery

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

Celery do well in some cold which tells us that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant celery in Belle Fourche 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 celery and expect a good harvest is probably August. If you wait any later than that and your celery may not have a chance to grow to maturity. You can get started a little bit earlier by starting your celery indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Belle Fourche. It might get as low as -25°F during the coldest months of winter.

It's important to 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 there is a last frost after May 15 be ready to protect your celery 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.