The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant erysimum in Safety Harbor should be determined by looking at the USDA zone info.

Planting Calendar for Erysimum

Frost tolerance for erysimum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Erysimum do ok in mild cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

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

Last Frost Date

On average the last frost is on January 31 in Safety Harbor. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Safety Harbor is an average and the actual date of last frost can change quite a bit 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 erysimum if you have a surprise 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.