The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when you can plant armeria by referring to the USDA zone info for Marshfield.

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 a bit of cold which means that you can plant them earlier in the year than other plants that might not handle the cold.

The earliest that you can plant armeria in Marshfield 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. Any later than that and your armeria may not have a chance to really do well. Starting your armeria indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Marshfield is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Marshfield it frosts late in the year after May 15 be ready to protect your armeria in the event of one of those late frosts.

USDA Zone Info for Marshfield

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 Marshfield

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