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.

In Rohnert Park you can determine when you can plant lunaria by checking out the USDA zone info.

Planting Calendar for Lunaria

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

You can plant lunaria a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant lunaria in Rohnert Park 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 lunaria and expect a good harvest is probably October. Any later than that and your lunaria may not have a chance to grow to maturity. If you are starting your lunaria indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Rohnert Park. In the coldest months of winter you should expect an average low temperature of 25°F.

Just be sure to remember that USDA zone info for Rohnert Park may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Rohnert Park it frosts late in the year after February 15 be ready to cover your lunaria if you have one of those late frosts.

USDA Zone Info for Rohnert Park

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 Rohnert Park

You may be interested in your other planting guides for Rohnert Park.