The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Fortuna you can determine when it's a good idea to plant hosta by checking out the USDA zone info.

Planting Calendar for Hosta

Frost tolerance for hosta:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Hosta do ok in moderate cold which tells us that you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant hosta in Fortuna is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant hosta and expect a good harvest is probably October. Any later than that and your hosta may not have a chance to fully mature. Starting your hosta indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Fortuna. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Fortuna may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Fortuna last frost occurs after February 15 be ready to protect your hosta if you have a surprise late frost.

USDA Zone Info for Fortuna

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 Fortuna

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