Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to estimate when you can plant heuchera by checking out the USDA zone info for Marysville.

Planting Calendar for Heuchera

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

Heuchera can survive in moderate cold which means that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant heuchera in Marysville 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 fully mature. You can get started a couple of weeks earlier by starting your heuchera indoors.

Last Frost Date

In Marysville the average date of last frost happens on April 15. You can expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that USDA zone info for Marysville is just an average and the actual date of last frost will vary from year to year. Since half of the time in Marysville last frost occurs after April 15 be ready to cover your heuchera if you have a surprise late frost.

USDA Zone Info for Marysville

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 Marysville

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