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.

You should be able to determine when it's possible to plant aubretia by checking out the USDA zone info for Westfield.

Planting Calendar for Aubretia

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

You can plant aubretia quite a bit earlier in the year because they are very cold tolerant.

The earliest that you can plant aubretia in Westfield 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 grow to maturity. You can get started a little bit earlier by starting your aubretia indoors.

Last Frost Date

The average date of last frost is April 15 in Westfield. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Westfield is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Westfield last frost occurs after April 15 so just be sure to be ready to cover your aubretia in the event of a late frost.

USDA Zone Info for Westfield

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 Westfield

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