One of the first steps you take when you are getting a good idea 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.

In Paso Robles you can estimate when it's the best time to plant aurinia by referring to the USDA zone info.

Planting Calendar for Aurinia

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

You can plant aurinia earlier in the year because they are very cold tolerant.

The earliest that you can plant aurinia in Paso Robles is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant aurinia and expect a good harvest is probably September. If you wait any later than that and your aurinia may not have a chance to really do well. Starting your aurinia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Paso Robles the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Paso Robles is just an average the actual date of last frost changes from year to year. Half of the time in Paso Robles you get a frost after March 15 so just be sure to be ready to cover your aurinia if you have a surprise late frost.

USDA Zone Info for Paso Robles

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Paso Robles

You may be interested in your other planting guides for Paso Robles.