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

You will be able to determine when to plant aubretia by referring to the USDA zone info for Indianapolis.

Planting Calendar for Aubretia

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

Since aubretia do well in cold you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant aubretia in Indianapolis 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 aubretia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your aubretia may not have a chance to grow to maturity. Starting your aubretia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Indianapolis. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Indianapolis is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Indianapolis there is a last frost after April 15 so make sure that you are prepared to protect your aubretia if you have a late frost.

USDA Zone Info for Indianapolis

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Indianapolis

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