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.

A common way of figuring out when it's possible to plant napa valley fern is to look at the USDA zone info for Monterey.

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 require warm weather it is necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant napa valley fern in Monterey 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 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 couple of weeks earlier by starting your napa valley fern indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Monterey. You can expect an average low temperature of 30°F in the coldest months of winter.

Always keep in mind that USDA zone info for Monterey is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Monterey it frosts late in the year after January 31 so make sure that you are prepared to cover your napa valley fern if you have a late frost.

USDA Zone Info for Monterey

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 Monterey

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