The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when it's a good idea to plant chrysanthemums is to refer to the USDA zone info for Safety Harbor.

Planting Calendar for Chrysanthemums

Frost tolerance for chrysanthemums:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant chrysanthemums a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant chrysanthemums in Safety Harbor 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 chrysanthemums and expect a good harvest is probably September. If you wait any later than that and your chrysanthemums may not have a chance to grow to maturity. You can get started a little bit earlier by starting your chrysanthemums indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in Safety Harbor. In the coldest months of winter you can expect an average low temperature of 30°F.

Keep in mind that USDA zone info for Safety Harbor is an average and the actual date of last frost changes from year to year. Since half of the time in Safety Harbor it frosts late in the year after January 31 be ready to cover your chrysanthemums if you have a late frost.

USDA Zone Info for Safety Harbor

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 Safety Harbor

You may be interested in your other planting guides for Safety Harbor.