Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of figuring out when you can plant chinese cabbage is to consult the USDA zone info for Port Jefferson.

Planting Calendar for Chinese cabbage

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

Chinese cabbage do well in moderate cold which tells us that you can plant them earlier than other frost tender plants.

The earliest that you can plant chinese cabbage in Port Jefferson 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. Any later than that and your chinese cabbage may not have a chance to fully mature. You can get started a little bit earlier by starting your chinese cabbage indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Port Jefferson. It might get as low as 0°F during the coldest months of winter.

Remember that USDA zone info for Port Jefferson is just an average and the actual date of last frost is different every year. Half of the time in Port Jefferson it frosts late in the year after April 15 so make sure that you are prepared to protect your chinese cabbage if you have a late frost.

USDA Zone Info for Port Jefferson

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Port Jefferson

You may be interested in your other planting guides for Port Jefferson.