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

You should be able to estimate when to plant sweet sultan by looking at the USDA zone info for Longboat Key.

Planting Calendar for Sweet Sultan

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

Since sweet sultan do ok in moderate cold you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant sweet sultan in Longboat Key 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 sweet sultan and expect a good harvest is probably September. Any later than that and your sweet sultan may not have a chance to grow to maturity. Starting your sweet sultan indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Longboat Key the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Always keep in mind that USDA zone info for Longboat Key may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Longboat Key you get surprised by a frost after January 31 be ready to protect your sweet sultan in the event of a late frost.

USDA Zone Info for Longboat Key

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 Longboat Key

You may be interested in your other planting guides for Longboat Key.