When to Plant Roses in Fairfax, CA

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant roses in Fairfax should be estimated by referring to 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.

You can plant roses a little earlier in the year because they do well in moderate cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant roses
Possibly ok, but a risky time to plant roses
Probably not a good time to plant roses

The earliest that you can plant roses in Fairfax 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. If you wait any later than that and your roses may not have a chance to really do well. You can get started a couple of weeks earlier by starting your roses indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Fairfax is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Fairfax last frost occurs after February 15 so be sure to be ready to cover your roses in the event of one of those late frosts.

USDA Zone Info for Fairfax

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 Low25°F
Highest Expected Low30°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 Fairfax

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