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.

The best time to plant achillea in Wellington can be estimated by reviewing the USDA zone info.

Planting Calendar for Achillea

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

Achillea are very cold tolerant which means that you can plant them a quite a bit earlier than more sensitive plants.

The earliest that you can plant achillea in Wellington is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant achillea and expect a good harvest is probably October. You probably don't want to wait any later than that or else your achillea may not have a chance to grow to maturity. Starting your achillea indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Wellington. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Wellington may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Wellington last frost occurs after January 31 be ready to protect your achillea in the event of one of those late frosts.

USDA Zone Info for Wellington

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Wellington

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