One of the best tools that you have as gardeners to help us determine 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.

The best time to plant parsnip in Signal Hill can be estimated by checking out the USDA zone info.

Planting Calendar for Parsnip

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

Parsnip tend to make it in mild cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant parsnip in Signal Hill 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. If you wait any later than that and your parsnip may not have a chance to really do well. Starting your parsnip indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Signal Hill. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Signal Hill is not always accurate the actual date of last frost changes from year to year. Half of the time in Signal Hill you get surprised by a frost after January 31 so always be ready to cover your parsnip if you have a late frost.

USDA Zone Info for Signal Hill

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Signal Hill

You may be interested in your other planting guides for Signal Hill.