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

The earliest that you can plant brunfelsia in Rensselaer should be figured out by looking at the USDA zone info.

Planting Calendar for Brunfelsia

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

Since brunfelsia require warm weather you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant brunfelsia in Rensselaer 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. 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

On average the last frost when the weather gets warmer is on April 15 in Rensselaer. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Rensselaer is not always accurate the actual date of last frost is different every year. Since half of the time in Rensselaer it frosts late in the year after April 15 be ready to cover your brunfelsia if you have a surprise late frost.

USDA Zone Info for Rensselaer

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 Rensselaer

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