The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant jasmine in Napa can be determined by checking out the USDA zone info.

Planting Calendar for Jasmine

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

Since jasmine are not cold tolerant it is necessary to wait until after the last frost before you can plant them.

The earliest that you can plant jasmine in Napa 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. Any later than that and your jasmine may not have a chance to fully mature. If you are starting your jasmine indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Napa. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Napa may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Napa it frosts late in the year after February 15 be ready to cover your jasmine in the event of one of those late frosts.

USDA Zone Info for Napa

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 Napa

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