One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Villa Park you can estimate when to plant nigella by checking out the USDA zone info.

Planting Calendar for Nigella

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

Since nigella are very cold tolerant you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant nigella in Villa Park 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. If you wait any later than that and your nigella may not have a chance to really do well. You can get started a few weeks earlier by starting your nigella indoors.

Last Frost Date

On average the last frost is on January 31 in Villa Park. It might get as low as 30°F during the coldest months of winter.

It's important to remember that USDA zone info for Villa Park is not always accurate and the actual date of last frost changes from year to year. Half of the time in Villa Park there is a last frost after January 31 so make sure that you are ready to cover your nigella in the event of one of those late frosts.

USDA Zone Info for Villa Park

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Villa Park

You may be interested in your other planting guides for Villa Park.