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

In Buena Vista you can estimate when to plant yarrow by reviewing the USDA zone info.

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 earlier in the year than more sensitive plants.

The earliest that you can plant yarrow in Buena Vista 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. If you wait 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 couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Buena Vista. You should expect an average low temperature of 0°F in the coldest months of winter.

It's important to remember that USDA zone info for Buena Vista is not always accurate and the actual date of last frost is different every year. Since half of the time in Buena Vista you get surprised by a frost after April 15 be ready to cover your yarrow if you have a late frost.

USDA Zone Info for Buena Vista

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 Low	0°F
Highest Expected Low	5°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 Buena Vista

You may be interested in your other planting guides for Buena Vista.