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.

By looking at the USDA zone info for Ashtabula you should be able to determine when it's a good idea to plant chinese chives.

Planting Calendar for Chinese chives

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

Since chinese chives are one of those plants that can tolerate a little bit of cold weather you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant chinese chives in Ashtabula 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 fully mature. 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 Ashtabula. In the coldest months of winter you should expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Ashtabula is just an average and the actual date of last frost will vary from year to year. Half of the time in Ashtabula you get a frost after April 15 so make sure that you are ready to cover your chinese chives if you have a late frost.

USDA Zone Info for Ashtabula

Here is the info for USDA Zone 6b.

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

Plants to Grow in Ashtabula

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