One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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 USDA zone info for West Hollywood can be reffered to in order to figure out when it's the best time to plant alternaria.

Planting Calendar for Alternaria

Frost tolerance for alternaria:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You can not plant alternaria until after the last frost because they are not cold tolerant.

The earliest that you can plant alternaria in West Hollywood 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 alternaria and expect a good harvest is probably September. You probably don't want to wait any later than that or else your alternaria may not have a chance to grow to maturity. If you are starting your alternaria indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in West Hollywood. You should expect an average low temperature of 35°F in the coldest months of winter.

Since the USDA zone info for West Hollywood is not always accurate the actual date of last frost changes from year to year. Since half of the time in West Hollywood it frosts late in the year after January 31 be ready to cover your alternaria in the event of a late frost.

USDA Zone Info for West Hollywood

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in West Hollywood

You may be interested in your other planting guides for West Hollywood.