One of the first steps you take when you are getting a good idea 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.

One way of figuring out when it's a good idea to plant aubrieta is to look at the USDA zone info for Cedarburg.

Planting Calendar for Aubrieta

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

Aubrieta do well in moderate cold which tells us that you can plant them earlier than plants that are more sensitive to the cold.

The earliest that you can plant aubrieta in Cedarburg 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. Any later than that and your aubrieta may not have a chance to fully mature. Starting your aubrieta indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Always keep in mind that USDA zone info for Cedarburg is just an average and the actual date of last frost will vary from year to year. Half of the time in Cedarburg it frosts late in the year after April 15 so make sure that you are ready to cover your aubrieta if you have a late frost.

USDA Zone Info for Cedarburg

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Cedarburg

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