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 Heath you can figure out when it's the best time to plant coral bells by referring to the USDA zone info.

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 just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant coral bells in Heath 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. You can get started a little bit earlier by starting your coral bells indoors.

Last Frost Date

The average date of last frost is April 15 in Heath. You can expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Heath and it can change quite a bit from year to year. Half of the time in Heath there is a last frost after April 15 so make sure that you are prepared to cover your coral bells if you have a surprise late frost.

USDA Zone Info for Heath

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 Heath

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