Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Longwood you can figure out when it's a good idea to plant heuchera by using 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 a bit earlier in the year than other frost tender plants.

The earliest that you can plant heuchera in Longwood 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 heuchera and expect a good harvest is probably October. 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

In Longwood the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Longwood is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Longwood you get surprised by a frost after February 15 be ready to cover your heuchera if you have one of those late frosts.

USDA Zone Info for Longwood

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Longwood

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