One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Las Vegas you will be able to determine when to plant artichokes.

Planting Calendar for Artichokes

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

Artichokes do ok in mild cold which tells us that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant artichokes 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 artichokes and expect a good harvest is probably October. If you wait any later than that and your artichokes may not have a chance to really do well. You can get started a few weeks earlier by starting your artichokes indoors.

Last Frost Date

In Las Vegas the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Las Vegas may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Las Vegas you get surprised by a frost after February 15 be ready to cover your artichokes if you have one of those late frosts.

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.