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

The USDA zone info for Yakima can be reffered to in order to determine when to plant chives.

Planting Calendar for Chives

Frost tolerance for chives:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant chives earlier in the year because they do well in cold.

The earliest that you can plant chives in Yakima 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 chives and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chives may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your chives indoors.

Last Frost Date

In Yakima the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Yakima is not always accurate the actual date of last frost changes from year to year. Half of the time in Yakima it frosts late in the year after April 15 so be sure to be ready to cover your chives in the event of a surprise late frost.

USDA Zone Info for Yakima

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 Yakima

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