When to Plant Aubrieta in Elkhorn, WI

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

You can determine when it's the best time to plant aubrieta in Elkhorn by checking out the USDA zone info.


Planting Calendar for Aubrieta

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

Aubrieta tend to make it in mild cold which tells us that you can plant them just a bit earlier in the year than other frost tender plants.

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

The earliest that you can plant aubrieta in Elkhorn 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 really do well. Starting your aubrieta indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Elkhorn. You should expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Elkhorn and it will vary from year to year. Since half of the time in Elkhorn there is a last frost after April 15 be ready to cover your aubrieta in the event of one of those late frosts.

USDA Zone Info for Elkhorn

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 Elkhorn

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