Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of making a decision about when you can plant aubrieta is to consult the USDA zone info for Provo.

Planting Calendar for Aubrieta

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

Aubrieta do ok in mild cold which tells us that you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant aubrieta in Provo 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 grow to maturity. Starting your aubrieta indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Provo. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Provo is just an average the actual date of last frost changes from year to year. Half of the time in Provo you get surprised by a frost after April 15 so make sure that you are ready to protect your aubrieta in the event of a surprise late frost.

USDA Zone Info for Provo

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 Provo

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