Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when it's a good idea to plant borage by using the USDA zone info for Dos Palos.

Planting Calendar for Borage

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

Since borage do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant borage in Dos Palos 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 borage and expect a good harvest is probably October. Any later than that and your borage may not have a chance to fully mature. Starting your borage indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Dos Palos. In the coldest months of winter you should expect an average low temperature of 20°F.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Dos Palos and it can change quite a bit from year to year. Half of the time in Dos Palos last frost occurs after February 15 so just be sure to be ready to protect your borage if you have a surprise late frost.

USDA Zone Info for Dos Palos

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Dos Palos

You may be interested in your other planting guides for Dos Palos.