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.

A way of making a decision about when it's possible to plant alternaria is to look at the USDA zone info for Fort Bragg.

Planting Calendar for Alternaria

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

It's a bad idea to plant alternaria until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant alternaria in Fort Bragg is March. However, you really should wait until April 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. Any later than that and your alternaria may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your alternaria indoors.

Last Frost Date

The average date of last frost is February 15 in Fort Bragg. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Fort Bragg is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Fort Bragg last frost occurs after February 15 be ready to cover your alternaria if you have one of those late frosts.

USDA Zone Info for Fort Bragg

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 Low	25°F
Highest Expected Low	30°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 Fort Bragg

You may be interested in your other planting guides for Fort Bragg.