Before planting it is a good idea to find your USDA Zone info to figure out 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 determine when to plant torch lilys by reviewing the USDA zone info for Richardson.

Planting Calendar for Torch Lilys

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

Torch Lilys do well in cold which means that you can get them planted much earlier than other plants that might not handle the cold.

The earliest that you can plant torch lilys in Richardson 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 really do well. You can get started a few weeks earlier by starting your torch lilys indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Richardson. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Richardson is just an average the actual date of last frost changes from year to year. Half of the time in Richardson you get a frost after March 15 so be sure to be ready to cover your torch lilys in the event of a late frost.

USDA Zone Info for Richardson

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 Richardson

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