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

It's a good idea to figure out when it's a good idea to plant achillea by looking at the USDA zone info for Macedonia.

Planting Calendar for Achillea

Frost tolerance for achillea:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since achillea are very cold tolerant you can plant them earlier in the year than other plants that might not handle the cold.

The earliest that you can plant achillea in Macedonia 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 achillea and expect a good harvest is probably September. You probably don't want to wait any later than that or else your achillea may not have a chance to really do well. If you are starting your achillea indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Macedonia. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Macedonia is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Macedonia there is a last frost after April 15 be ready to protect your achillea if you have a surprise late frost.

USDA Zone Info for Macedonia

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 Macedonia

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