One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

One way of figuring out when to plant parsnip is to use the USDA zone info for Yuba City.

Planting Calendar for Parsnip

Frost tolerance for parsnip:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Parsnip are moderately cold tolerant which tells us that you can start planting them earlier than more sensitive plants.

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

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Yuba City. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Yuba City may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Yuba City you get a frost after February 15 be ready to cover your parsnip in the event of a late frost.

USDA Zone Info for Yuba City

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 Low	25°F
Highest Expected Low	30°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 Yuba City

You may be interested in your other planting guides for Yuba City.