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

You will be able to figure out when it's a good idea to plant napa valley fern by checking out the USDA zone info for Broussard.

Planting Calendar for Napa Valley Fern

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

It's probably a bad idea to plant napa valley fern until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant napa valley fern in Broussard 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 napa valley fern and expect a good harvest is probably September. Any later than that and your napa valley fern may not have a chance to grow to maturity. If you are starting your napa valley fern indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on February 15 in Broussard. You can expect an average low temperature of 20°F in the coldest months of winter.

Since the USDA zone info for Broussard is just an average the actual date of last frost changes from year to year. Half of the time in Broussard there is a last frost after February 15 so make sure that you are ready to cover your napa valley fern if you have a late frost.

USDA Zone Info for Broussard

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 Broussard

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