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.

The USDA zone info for Holdenville can be reffered to in order to determine when it's the best time to plant heuchera.

Planting Calendar for Heuchera

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

Heuchera do well in moderate cold which tells us that you can start planting them earlier than other frost tender plants.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Holdenville. It might get as low as 0°F during the coldest months of winter.

Remember that USDA zone info for Holdenville is just an average and the actual date of last frost will vary from year to year. Since half of the time in Holdenville it frosts late in the year after April 15 be ready to protect your heuchera if you have one of those late frosts.

USDA Zone Info for Holdenville

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 Holdenville

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