Before planting it is a good idea to find your USDA Zone info to determine 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.

The USDA zone info for Alliance should be used to figure out when it's a good idea to plant armeria.

Planting Calendar for Armeria

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

Since armeria are very cold tolerant you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant armeria in Alliance 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. You can get started a couple of weeks earlier by starting your armeria indoors.

Last Frost Date

In Alliance the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Alliance may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Alliance last frost occurs after April 15 so be sure to be ready to protect your armeria in the event of a surprise late frost.

USDA Zone Info for Alliance

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 Alliance

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