The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when it's a good idea to plant chinese chives by checking out the USDA zone info for Arcata.

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 do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant chinese chives in Arcata is January. However, you really should wait until February 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 October. You probably don't want to wait any later than that or else your chinese chives may not have a chance to really do well. You can get started a few weeks earlier by starting your chinese chives indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Arcata. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Arcata is an average the actual date of last frost is different every year. Since half of the time in Arcata it frosts late in the year after February 15 be ready to cover your chinese chives if you have one of those late frosts.

USDA Zone Info for Arcata

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 Arcata

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