When can I plant Aubretia in Zone 1b

One of the best tools that we have as gardeners to help us estimate our gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for our area.

The USDA zone info for Zone 1b can be reviewed to figure out when it's possible to plant aubretia.


Planting Calendar for Aubretia

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

You can plant aubretia a lot earlier in the year because they do well in cold.

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

The earliest that you can plant aubretia in Zone 1b is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant aubretia and expect a good harvest is probably July. If you wait any later than that and your aubretia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your aubretia indoors.

Last Frost Date

The average date of last frost is June 15 in Zone 1b. It might get as low as -55°F during the coldest months of winter.

Since the USDA zone info for Zone 1b may not be accurate from year to year our actual date of last frost will vary from year to year. Half of the time in Zone 1b we get surprised by a frost after June 15 so just be sure to be ready to protect your aubretia if we have a late frost.

USDA Zone Info for Zone 1b

Here is the info for USDA Zone 1b.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-55°F
Highest Expected Low-50°F

This means that on a really cold year, the coldest it will get is -55°F. On most years you should be prepared to experience lows near -50°F.

Plants to Grow in Zone 1b

You may be interested in our other planting guides for Zone 1b.