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.

It's possible to estimate when you can plant armeria by referring to the USDA zone info for Minnetonka.

Planting Calendar for Armeria

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

You can plant armeria quite a bit earlier in the year because they do well in cold.

The earliest that you can plant armeria in Minnetonka is March. However, you really should wait until April if you don't want to take any chances.

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

Last Frost Date

On average the last frost is on May 15 in Minnetonka. In the coldest months of winter you can expect an average low temperature of -25°F.

Just be sure to remember that USDA zone info for Minnetonka is just an average and the actual date of last frost is different every year. Half of the time in Minnetonka it frosts late in the year after May 15 so just be sure to be ready to cover your armeria in the event of one of those late frosts.

USDA Zone Info for Minnetonka

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Minnetonka

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