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.

In Barstow you can figure out when it's the best time to plant digitalis by looking at the USDA zone info.

Planting Calendar for Digitalis

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

Digitalis tend to make it in a little bit of cold which tells us that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant digitalis in Barstow 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 digitalis and expect a good harvest is probably October. Any later than that and your digitalis may not have a chance to really do well. You can get started a little bit earlier by starting your digitalis indoors.

Last Frost Date

The average date of last frost is February 15 in Barstow. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Barstow is just an average the actual date of last frost changes from year to year. Since half of the time in Barstow it frosts late in the year after February 15 be ready to protect your digitalis in the event of a late frost.

USDA Zone Info for Barstow

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 Barstow

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