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.

You will be able to figure out when to plant brunfelsia by looking at the USDA zone info for Caldwell.

Planting Calendar for Brunfelsia

Frost tolerance for brunfelsia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since brunfelsia are not cold tolerant you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant brunfelsia in Caldwell 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 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. If you are starting your brunfelsia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Caldwell the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Caldwell is not always accurate the actual date of last frost will vary from year to year. Half of the time in Caldwell there is a last frost after April 15 so always be ready to cover your brunfelsia if you have one of those late frosts.

USDA Zone Info for Caldwell

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Caldwell

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