The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant brunfelsia in Worland can be estimated by looking at the USDA zone info.

Planting Calendar for Brunfelsia

Frost tolerance for brunfelsia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's probably a bad idea to plant brunfelsia until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant brunfelsia in Worland 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 brunfelsia and expect a good harvest is probably August. If you wait any later than that and your brunfelsia may not have a chance to really do well. Starting your brunfelsia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Worland. It might get as low as -25°F during the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Worland and it can change quite a bit from year to year. Half of the time in Worland it frosts late in the year after May 15 so make sure that you are prepared to cover your brunfelsia in the event of a surprise late frost.

USDA Zone Info for Worland

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 Worland

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