One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

One way of making a decision about when to plant arabis is to use the USDA zone info for Roseville.

Planting Calendar for Arabis

Frost tolerance for arabis:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since arabis are one of those plants that can tolerate quite a bit of cold weather you can plant them much earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant arabis in Roseville 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 arabis and expect a good harvest is probably October. You probably don't want to wait any later than that or else your arabis may not have a chance to fully mature. You can get started a little bit earlier by starting your arabis indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Roseville. In the coldest months of winter you should expect an average low temperature of 25°F.

Keep in mind that USDA zone info for Roseville may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Roseville there is a last frost after February 15 so always be ready to cover your arabis if you have one of those late frosts.

USDA Zone Info for Roseville

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 Low	25°F
Highest Expected Low	30°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 Roseville

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