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.

A common way of determining when it's a good idea to plant heuchera is to examine the USDA zone info for Garfield.

Planting Calendar for Heuchera

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

Since heuchera do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant heuchera in Garfield 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. Any later than that and your heuchera may not have a chance to really do well. You can get started a little bit earlier by starting your heuchera indoors.

Last Frost Date

In Garfield the average date of last frost happens on April 15. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Garfield is an average the actual date of last frost is different every year. Half of the time in Garfield you get surprised by a frost after April 15 so always be ready to cover your heuchera in the event of a late frost.

USDA Zone Info for Garfield

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Garfield

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