The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant torch lilys in Rock Hill can be figured out by looking at the USDA zone info.

Planting Calendar for Torch Lilys

Frost tolerance for torch lilys:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant torch lilys much earlier in the year because they do well in cold.

The earliest that you can plant torch lilys in Rock Hill 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 torch lilys and expect a good harvest is probably September. If you wait any later than that and your torch lilys may not have a chance to fully mature. Starting your torch lilys indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Rock Hill. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Rock Hill is an average the actual date of last frost will vary from year to year. Half of the time in Rock Hill there is a last frost after March 15 so always be ready to cover your torch lilys if you have one of those late frosts.

USDA Zone Info for Rock Hill

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Rock Hill

You may be interested in your other planting guides for Rock Hill.