One of the first steps you take when you are determining 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 earliest that you can plant heuchera in Plainfield can be estimated 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 one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant heuchera in Plainfield 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 really do well. Starting your heuchera indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Plainfield. In the coldest months of winter you can expect an average low temperature of -15°F.

Keep in mind that USDA zone info for Plainfield 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 Plainfield you get surprised by a frost after April 15 so make sure that you are ready to protect your heuchera if you have one of those late frosts.

USDA Zone Info for Plainfield

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Plainfield

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