One of the first steps you take when you are making a decision about 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.

In Arvin you can estimate when it's a good idea to plant napa valley fern by using the USDA zone info.

Planting Calendar for Napa Valley Fern

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

Since napa valley fern are not cold tolerant it's important to wait until after the last frost before you can plant them.

The earliest that you can plant napa valley fern in Arvin 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. If you wait any later than that and your napa valley fern may not have a chance to really do well. You can get started a little bit earlier by starting your napa valley fern indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Arvin is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Arvin it frosts late in the year after February 15 be ready to cover your napa valley fern if you have a late frost.

USDA Zone Info for Arvin

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 Arvin

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