The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when you can plant artemesia by looking at the USDA zone info for Pasadena.

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.

You can plant artemesia slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant artemesia in Pasadena 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. Any later than that and your artemesia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your artemesia indoors.

Last Frost Date

The average date of last frost is January 31 in Pasadena. It might get as low as 30°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Pasadena may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Pasadena there is a last frost after January 31 be ready to cover your artemesia in the event of a surprise late frost.

USDA Zone Info for Pasadena

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Pasadena

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