Before planting it is a good idea to find your USDA Zone info to estimate 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.

The USDA zone info for Ridgewood should be read to figure out when to plant aubrieta.

Planting Calendar for Aubrieta

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

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

The earliest that you can plant aubrieta in Ridgewood is February. However, you really should wait until March if you don't want to take any chances.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Ridgewood. You can expect an average low temperature of 0°F in the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Ridgewood and it is different every year. Half of the time in Ridgewood you get a frost after April 15 so just be sure to be ready to protect your aubrieta if you have a late frost.

USDA Zone Info for Ridgewood

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Ridgewood

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