One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

You can figure out when you can plant napa valley fern in Dublin 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.

It's probably not a good idea to plant napa valley fern until after the last frost has passed because they require warm weather.

The earliest that you can plant napa valley fern in Dublin is April. However, you really should wait until May 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 August. If you wait 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 has passed is on March 15 in Dublin. You can expect an average low temperature of 10°F in the coldest months of winter.

Keep in mind that USDA zone info for Dublin may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Dublin there is a last frost after March 15 so make sure that you are prepared to protect your napa valley fern if you have a late frost.

USDA Zone Info for Dublin

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Dublin

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