The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Shelby you can estimate when you can plant armeria by using the USDA zone info.

Planting Calendar for Armeria

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

Armeria do well in cold which means that you can start planting them much earlier than more sensitive plants.

The earliest that you can plant armeria in Shelby 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 armeria and expect a good harvest is probably September. Any later than that and your armeria may not have a chance to fully mature. If you are starting your armeria indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Shelby. You should expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Shelby is just an average and the actual date of last frost changes from year to year. Half of the time in Shelby you get a frost after April 15 so just be sure to be ready to protect your armeria in the event of a late frost.

USDA Zone Info for Shelby

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 Shelby

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