One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to determine when to plant primula by looking at the USDA zone info for Bakersfield.

Planting Calendar for Primula

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

Primula do well in cold which means that you can plant them much earlier than other frost tender plants.

The earliest that you can plant primula in Bakersfield 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 primula and expect a good harvest is probably October. Any later than that and your primula may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your primula indoors.

Last Frost Date

The average date of last frost is February 15 in Bakersfield. It might get as low as 25°F during the coldest months of winter.

Remember that USDA zone info for Bakersfield is an average and the actual date of last frost is different every year. Half of the time in Bakersfield it frosts late in the year after February 15 so just be sure to be ready to protect your primula in the event of one of those late frosts.

USDA Zone Info for Bakersfield

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 Bakersfield

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