Before planting it is a good idea to find your USDA Zone info to estimate 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.

A way of getting a good idea when it's the best time to plant bell peppers is to use the USDA zone info for Bozeman.

Planting Calendar for Bell Peppers

Frost tolerance for bell peppers:	Not tolerant of frost.
When to plant:	After the last frost.

It's probably a bad idea to plant bell peppers until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant bell peppers in Bozeman is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant bell peppers and expect a good harvest is probably August. Any later than that and your bell peppers may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your bell peppers indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Bozeman. It might get as low as -25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Bozeman is not always accurate and the actual date of last frost changes from year to year. Half of the time in Bozeman there is a last frost after May 15 so make sure that you are ready to protect your bell peppers in the event of a late frost.

USDA Zone Info for Bozeman

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 Bozeman

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