Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. 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 nolana in San Bernardino should be figured out by referring to the USDA zone info.

Planting Calendar for Nolana

Frost tolerance for nolana:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since nolana do not do well in cold weather you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant nolana in San Bernardino is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant nolana and expect a good harvest is probably September. If you wait any later than that and your nolana may not have a chance to really do well. You can get started a little bit earlier by starting your nolana indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in San Bernardino. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for San Bernardino is just an average and the actual date of last frost is different every year. Since half of the time in San Bernardino you get surprised by a frost after February 15 be ready to protect your nolana in the event of one of those late frosts.

USDA Zone Info for San Bernardino

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 San Bernardino

You may be interested in your other planting guides for San Bernardino.