One of the first steps you take when you are figuring out 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.

By checking out the USDA zone info for Saratoga you should be able to determine when it's the best time to plant napa valley fern.

Planting Calendar for Napa Valley Fern

Frost tolerance for napa valley fern:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant napa valley fern until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant napa valley fern in Saratoga 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 fully mature. You can get started a little bit earlier by starting your napa valley fern indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Saratoga. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for Saratoga is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Saratoga last frost occurs after February 15 so just be sure to be ready to protect your napa valley fern if you have a late frost.

USDA Zone Info for Saratoga

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 Saratoga

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