When to Plant Armeria in Ambler, PA

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant armeria in Ambler should be figured out by looking at 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 do well in cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant armeria
Possibly ok, but a risky time to plant armeria
Probably not a good time to plant armeria

The earliest that you can plant armeria in Ambler 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. You probably don't want to wait any later than that or else your armeria may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your armeria indoors.

Last Frost Date

The average date of last frost is April 15 in Ambler. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Ambler is an average the actual date of last frost will vary from year to year. Half of the time in Ambler last frost occurs after April 15 so be sure to be ready to cover your armeria in the event of one of those late frosts.

USDA Zone Info for Ambler

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 Low0°F
Highest Expected Low5°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 Ambler

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