The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when you can plant chinese cabbage in Petersburg by checking out the USDA zone info.

Planting Calendar for Chinese cabbage

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

You can plant chinese cabbage just a bit 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 chinese cabbage in Petersburg 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 chinese cabbage and expect a good harvest is probably September. If you wait any later than that and your chinese cabbage may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your chinese cabbage indoors.

Last Frost Date

The average date of last frost is April 15 in Petersburg. In the coldest months of winter you can expect an average low temperature of 5°F.

Always keep in mind that USDA zone info for Petersburg is not always accurate and the actual date of last frost is different every year. Half of the time in Petersburg you get surprised by a frost after April 15 so always be ready to protect your chinese cabbage in the event of a surprise late frost.

USDA Zone Info for Petersburg

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Petersburg

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