One of the first steps you take when you are making a decision about 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.

The first chance to plant armeria in Holly should be figured out 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.

You can plant armeria earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant armeria in Holly 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. Starting your armeria indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Holly. In the coldest months of winter you can expect an average low temperature of -10°F.

Remember that USDA zone info for Holly is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Holly it frosts late in the year after April 15 be ready to protect your armeria in the event of a late frost.

USDA Zone Info for Holly

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 Holly

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