One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Solon you should be able to determine when it's possible 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.

Armeria are very cold tolerant which means that you can get them planted much earlier than other plants that might not handle the cold.

The earliest that you can plant armeria in Solon 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. If you wait any later than that and your armeria may not have a chance to fully mature. You can get started a little bit earlier by starting your armeria indoors.

Last Frost Date

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

Since the USDA zone info for Solon is just an average the actual date of last frost is different every year. Half of the time in Solon last frost occurs after April 15 so make sure that you are ready to cover your armeria if you have a late frost.

USDA Zone Info for Solon

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Solon

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