Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of making a decision about when it's a good idea to plant yarrow is to refer to the USDA zone info for Oneonta.

Planting Calendar for Yarrow

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

Since yarrow are very cold tolerant you can plant them quite a bit earlier in the year than more sensitive plants.

The earliest that you can plant yarrow in Oneonta 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 grow to maturity. Starting your yarrow indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Oneonta is an average the actual date of last frost changes from year to year. Since half of the time in Oneonta you get a frost after April 15 be ready to protect your yarrow if you have a surprise late frost.

USDA Zone Info for Oneonta

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Oneonta

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