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.

It's a good idea to figure out when to plant aubretia by checking out the USDA zone info for Jefferson.

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 earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant aubretia in Jefferson 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. If you wait any later than that and your aubretia may not have a chance to fully mature. You can get started a little bit earlier by starting your aubretia indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Jefferson. It might get as low as 10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Jefferson is an average and the actual date of last frost is different every year. Since half of the time in Jefferson there is a last frost after March 15 be ready to cover your aubretia if you have a late frost.

USDA Zone Info for Jefferson

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Jefferson

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