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.

The best time to plant chinese chives in Zone 7b should be determined by referring to the USDA zone info.

Planting Calendar for Chinese chives

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

Chinese chives do well in moderate cold which means that you can get them planted earlier than other plants that might not handle the cold.

The earliest that you can plant chinese chives in Zone 7b 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 chives and expect a good harvest is probably September. Any later than that and your chinese chives may not have a chance to grow to maturity. You can get started a little bit earlier by starting your chinese chives indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Zone 7b. It might get as low as 5°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Zone 7b and it will vary from year to year. Half of the time in Zone 7b last frost occurs after April 15 so always be ready to cover your chinese chives if you have a surprise late frost.

USDA Zone Info for Zone 7b

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 Zone 7b

You may be interested in your other planting guides for Zone 7b.