One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when it's a good idea to plant sweet sultan is to consult the USDA zone info for Crescent City.

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.

Sweet Sultan are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant sweet sultan in Crescent City 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. You probably don't want to wait any later than that or else your sweet sultan may not have a chance to grow to maturity. You can get started a little bit earlier by starting your sweet sultan indoors.

Last Frost Date

The average date of last frost is February 15 in Crescent City. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Crescent City may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Crescent City you get a frost after February 15 so make sure that you are prepared to protect your sweet sultan if you have one of those late frosts.

USDA Zone Info for Crescent City

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 Crescent City

You may be interested in your other planting guides for Crescent City.