One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Palmetto it's a good idea to estimate when it's a good idea to plant begonias.

Planting Calendar for Begonias

Frost tolerance for begonias:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant begonias until after the last frost has passed because they require warm weather.

The earliest that you can plant begonias in Palmetto is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant begonias and expect a good harvest is probably September. Any later than that and your begonias may not have a chance to fully mature. You can get started a little bit earlier by starting your begonias indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Palmetto. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Palmetto may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Palmetto last frost occurs after February 15 so make sure that you are ready to cover your begonias if you have a late frost.

USDA Zone Info for Palmetto

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 Palmetto

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