One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

The best time to plant hemerocallis in Piedmont should be determined by referring to the USDA zone info.

Planting Calendar for Hemerocallis

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

Hemerocallis tend to make it in moderate cold which means that you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant hemerocallis in Piedmont is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant hemerocallis and expect a good harvest is probably October. Any later than that and your hemerocallis may not have a chance to fully mature. Starting your hemerocallis indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on January 31 in Piedmont. You should expect an average low temperature of 30°F in the coldest months of winter.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Piedmont and it is different every year. Half of the time in Piedmont you get surprised by a frost after January 31 so just be sure to be ready to cover your hemerocallis if you have a surprise late frost.

USDA Zone Info for Piedmont

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Piedmont

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