One of the best tools that you have as gardeners to help us figure out 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.

By checking out the USDA zone info for Petaluma it's a good idea to determine when it's possible to plant jasmine.

Planting Calendar for Jasmine

Frost tolerance for jasmine:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's not a good idea to plant jasmine until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant jasmine in Petaluma 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 jasmine and expect a good harvest is probably September. You probably don't want to wait any later than that or else your jasmine may not have a chance to fully mature. Starting your jasmine indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Petaluma. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Petaluma may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Petaluma you get a frost after February 15 be ready to cover your jasmine in the event of a surprise late frost.

USDA Zone Info for Petaluma

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 Petaluma

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