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

In Kutztown you can estimate when it's a good idea to plant streptocarpella by looking at the USDA zone info.

Planting Calendar for Streptocarpella

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

Streptocarpella are not cold tolerant which tells us that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant streptocarpella in Kutztown 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 streptocarpella and expect a good harvest is probably August. If you wait any later than that and your streptocarpella may not have a chance to really do well. You can get started a few weeks earlier by starting your streptocarpella indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Kutztown. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Kutztown is an average and the actual date of last frost changes from year to year. Half of the time in Kutztown you get surprised by a frost after April 15 so be sure to be ready to cover your streptocarpella in the event of a late frost.

USDA Zone Info for Kutztown

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 Kutztown

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