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.

The best time to plant brunfelsia in Pontiac should be determined by checking out the USDA zone info.

Planting Calendar for Brunfelsia

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

Since brunfelsia require warm weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant brunfelsia in Pontiac 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 grow to maturity. You can get started a few weeks earlier by starting your brunfelsia indoors.

Last Frost Date

The average date of last frost is April 15 in Pontiac. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Pontiac is an average the actual date of last frost will vary from year to year. Since half of the time in Pontiac last frost occurs after April 15 be ready to protect your brunfelsia if you have a surprise late frost.

USDA Zone Info for Pontiac

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Pontiac

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