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

In Coatesville you can estimate when it's a good idea to plant heuchera by checking out the USDA zone info.

Planting Calendar for Heuchera

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

Since heuchera are moderately cold tolerant you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant heuchera in Coatesville 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 heuchera and expect a good harvest is probably September. If you wait any later than that and your heuchera may not have a chance to grow to maturity. If you are starting your heuchera indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Coatesville. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Coatesville may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Coatesville you get surprised by a frost after April 15 so be sure to be ready to cover your heuchera if you have a surprise late frost.

USDA Zone Info for Coatesville

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 Coatesville

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