The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Las Vegas can be reffered to in order to estimate when it's possible to plant nemesia.

Planting Calendar for Nemesia

Frost tolerance for nemesia:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Nemesia do not do well in cold weather which tells us that it's important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant nemesia in Las Vegas is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant nemesia and expect a good harvest is probably September. If you wait any later than that and your nemesia may not have a chance to really do well. Starting your nemesia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Las Vegas. In the coldest months of winter you can expect an average low temperature of 20°F.

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 Las Vegas and it changes from year to year. Half of the time in Las Vegas it frosts late in the year after February 15 so make sure that you are ready to protect your nemesia in the event of 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.