One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of making a decision about when it's the best time to plant yarrow is to use the USDA zone info for Zephyrhills.

Planting Calendar for Yarrow

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

Yarrow are very cold tolerant which means that you can plant them much earlier than more sensitive plants.

The earliest that you can plant yarrow in Zephyrhills 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 yarrow and expect a good harvest is probably October. Any later than that and your yarrow may not have a chance to grow to maturity. If you are starting your yarrow indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Zephyrhills. It might get as low as 25°F during the coldest months of winter.

It's important to remember that USDA zone info for Zephyrhills is an average and the actual date of last frost changes from year to year. Half of the time in Zephyrhills last frost occurs after February 15 so always be ready to cover your yarrow in the event of one of those late frosts.

USDA Zone Info for Zephyrhills

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Zephyrhills

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