One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant roses in Holtville can be determined by checking out the USDA zone info.

Planting Calendar for Roses

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

Roses are moderately cold tolerant which means that you can get them planted earlier than other frost tender plants.

The earliest that you can plant roses in Holtville 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 roses and expect a good harvest is probably October. You probably don't want to wait any later than that or else your roses may not have a chance to really do well. You can get started a few weeks earlier by starting your roses indoors.

Last Frost Date

The average date of last frost is January 31 in Holtville. You can expect an average low temperature of 30°F in the coldest months of winter.

It's important to remember that USDA zone info for Holtville is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Holtville there is a last frost after January 31 be ready to cover your roses if you have a late frost.

USDA Zone Info for Holtville

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Holtville

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