When to Plant Chives in Hercules, CA

One of the first steps you take when you are making a decision about 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.

The earliest that you can plant chives in Hercules can be figured out by reviewing the USDA zone info.


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 a lot earlier in the year because they are very cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant chives
Possibly ok, but a risky time to plant chives
Probably not a good time to plant chives

The earliest that you can plant chives in Hercules 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 grow to maturity. You can get started a couple of weeks earlier by starting your chives indoors.

Last Frost Date

The average date of last frost is February 15 in Hercules. You should expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that USDA zone info for Hercules is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Hercules last frost occurs after February 15 so make sure that you are ready to protect your chives if you have a surprise late frost.

USDA Zone Info for Hercules

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 Low25°F
Highest Expected Low30°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 Hercules

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