One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Clarks Summit can be reffered to in order to estimate when you can plant coral bells.

Planting Calendar for Coral Bells

Frost tolerance for coral bells:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant coral bells a little earlier in the year because they are moderately cold tolerant.

The earliest that you can plant coral bells in Clarks Summit is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant coral bells and expect a good harvest is probably September. You probably don't want to wait any later than that or else your coral bells may not have a chance to grow to maturity. If you are starting your coral bells indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Clarks Summit. In the coldest months of winter you should expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Clarks Summit may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Clarks Summit you get a frost after April 15 so always be ready to protect your coral bells in the event of a surprise late frost.

USDA Zone Info for Clarks Summit

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Clarks Summit

You may be interested in your other planting guides for Clarks Summit.