When to Plant Nigella in Martinez, CA

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.

The USDA zone info for Martinez should be reviewed to determine when it's a good idea to plant nigella.

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Planting Calendar for Nigella

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

You can plant nigella a lot earlier in the year because they are very cold tolerant.

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

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

Last Frost Date

In Martinez the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Martinez and it is different every year. Since half of the time in Martinez there is a last frost after February 15 be ready to cover your nigella in the event of a surprise late frost.

USDA Zone Info for Martinez

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 Martinez

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