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

In Ridgefield you can determine when it's the best time to plant armeria by referring to 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.

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

The earliest that you can plant armeria in Ridgefield 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 grow to maturity. You can get started a little bit earlier by starting your armeria indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Ridgefield. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Ridgefield is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Ridgefield you get surprised by a frost after March 15 so make sure that you are prepared to protect your armeria in the event of one of those late frosts.

USDA Zone Info for Ridgefield

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Ridgefield

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