One of the first steps you take when you are estimating 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.

By referring to the USDA zone info for Bloomfield you will be able to determine when it's the best time to plant yarrow.

Planting Calendar for Yarrow

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

Yarrow can survive in quite a bit of cold which means that you can plant them quite a bit earlier in the year than more sensitive plants.

The earliest that you can plant yarrow in Bloomfield 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 yarrow and expect a good harvest is probably September. Any later than that and your yarrow may not have a chance to really do well. You can get started a couple of weeks earlier by starting your yarrow indoors.

Last Frost Date

The average date of last frost is April 15 in Bloomfield. You should expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that USDA zone info for Bloomfield is just an average and the actual date of last frost changes from year to year. Half of the time in Bloomfield last frost occurs after April 15 so be sure to be ready to cover your yarrow if you have one of those late frosts.

USDA Zone Info for Bloomfield

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Bloomfield

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