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.

The first opportunity to plant armeria in Hampstead can be estimated 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 earlier in the year than other frost tender plants.

The earliest that you can plant armeria in Hampstead 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 really do well. Starting your armeria indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Hampstead. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Hampstead is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Hampstead it frosts late in the year after April 15 be ready to cover your armeria if you have one of those late frosts.

USDA Zone Info for Hampstead

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Hampstead

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