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.

In Las Vegas you can figure out when it's possible to plant daylily by referring to the USDA zone info.

Planting Calendar for Daylily

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

Daylily tend to make it in some cold which means that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant daylily in Las Vegas 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 daylily and expect a good harvest is probably October. Any later than that and your daylily may not have a chance to really do well. You can get started a few weeks earlier by starting your daylily indoors.

Last Frost Date

The average date of last frost is February 15 in Las Vegas. It might get as low as 20°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Las Vegas and it will vary from year to year. Half of the time in Las Vegas last frost occurs after February 15 so always be ready to protect your daylily if you have a late frost.

USDA Zone Info for Las Vegas

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Las Vegas

You may be interested in your other planting guides for Las Vegas.