When to Plant Artemesia in Zone 9b

One of the first steps you take when you are figuring out your gardening schedule is find your 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.

The first chance to plant artemesia in Zone 9b should be estimated by reviewing 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.

Artemesia are one of those plants that can tolerate a tiny bit of cold weather which means that you can start planting them slightly earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant artemesia
Possibly ok, but a risky time to plant artemesia
Probably not a good time to plant artemesia

The earliest that you can plant artemesia in Zone 9b 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. You probably don't want to wait any later than that or else your artemesia may not have a chance to really do well. Starting your artemesia indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 9b the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Remember that USDA zone info for Zone 9b may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Zone 9b last frost occurs after February 15 be ready to cover your artemesia if you have one of those late frosts.

USDA Zone Info for Zone 9b

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Zone 9b

You may be interested in your other planting guides for Zone 9b.