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.

By checking out the USDA zone info for Pottstown it's a good idea to estimate when to plant fanflower.

Planting Calendar for Fanflower

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

It's probably not a good idea to plant fanflower until after all chance of frost has passed because they do not do well in cold weather.

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

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Pottstown. In the coldest months of winter you should expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Pottstown is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Pottstown it frosts late in the year after April 15 so always be ready to protect your fanflower in the event of a surprise late frost.

USDA Zone Info for Pottstown

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 Pottstown

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