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

The USDA zone info for Gardena can be reviewed to determine when it's the best time to plant hosta.

Planting Calendar for Hosta

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

Hosta do well in mild cold which tells us that you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant hosta in Gardena 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 grow to maturity. Starting your hosta indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Gardena the average date of last frost happens on January 31. You should expect an average low temperature of 35°F in the coldest months of winter.

It's important to remember that USDA zone info for Gardena may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Gardena there is a last frost after January 31 be ready to cover your hosta in the event of a surprise late frost.

USDA Zone Info for Gardena

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Gardena

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