One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to estimate when it's possible to plant heuchera by referring to the USDA zone info for Grosse Pointe.

Planting Calendar for Heuchera

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

Heuchera tend to make it in a little bit of cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant heuchera in Grosse Pointe 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 fully mature. You can get started a little bit earlier by starting your heuchera indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Grosse Pointe. You should expect an average low temperature of -5°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Grosse Pointe and it changes from year to year. Since half of the time in Grosse Pointe last frost occurs after April 15 be ready to cover your heuchera if you have a late frost.

USDA Zone Info for Grosse Pointe

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 Grosse Pointe

You may be interested in your other planting guides for Grosse Pointe.