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 earliest that you can plant primula in Burbank should be determined by using the USDA zone info.

Planting Calendar for Primula

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

Primula do ok in cold weather which tells us that you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant primula in Burbank 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. If you wait any later than that and your primula may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your primula indoors.

Last Frost Date

In Burbank the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

It's important to remember that USDA zone info for Burbank is just an average and the actual date of last frost is different every year. Half of the time in Burbank there is a last frost after January 31 so be sure to be ready to cover your primula if you have a late frost.

USDA Zone Info for Burbank

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 Burbank

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