One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Barstow you should be able to determine when it's a good idea 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 are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant chives in Barstow 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 chives and expect a good harvest is probably October. Any later than that and your chives may not have a chance to fully mature. You can get started a few weeks earlier by starting your chives indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Barstow. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Barstow is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Barstow you get surprised by a frost after February 15 be ready to protect your chives if you have a surprise late frost.

USDA Zone Info for Barstow

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Barstow

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