One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant lotus vine in Petaluma can be estimated by using the USDA zone info.

Planting Calendar for Lotus Vine

Frost tolerance for lotus vine:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since lotus vine are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant lotus vine in Petaluma is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant lotus vine and expect a good harvest is probably September. If you wait any later than that and your lotus vine may not have a chance to fully mature. If you are starting your lotus vine 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 Petaluma. In the coldest months of winter you should expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Petaluma is just an average and the actual date of last frost is different every year. Since half of the time in Petaluma you get surprised by a frost after February 15 be ready to cover your lotus vine if you have one of those late frosts.

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.