Before planting it is a good idea to find your USDA Zone info to estimate 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.

The best time to plant artemesia in Barstow can be determined by checking out the USDA zone info.

Planting Calendar for Artemesia

Frost tolerance for artemesia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since artemesia are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant artemesia in Barstow 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 artemesia and expect a good harvest is probably September. If you wait any later than that and your artemesia may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your artemesia indoors.

Last Frost Date

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

Since the USDA zone info for Barstow is just an average the actual date of last frost will vary from year to year. Half of the time in Barstow you get a frost after February 15 so always be ready to cover your artemesia if you have one of those late frosts.

USDA Zone Info for Barstow

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 Barstow

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