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.

You can estimate when it's the best time to plant coral bells in Barstow by reviewing the USDA zone info.

Planting Calendar for Coral Bells

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

Since coral bells do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant coral bells 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 coral bells and expect a good harvest is probably October. If you wait any later than that and your coral bells may not have a chance to fully mature. You can get started a little bit earlier by starting your coral bells indoors.

Last Frost Date

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

Since the USDA zone info for Barstow may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Barstow it frosts late in the year after February 15 be ready to protect your coral bells if you have one of those late frosts.

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.