Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Heber Springs you can estimate when it's possible to plant sweet sultan by referring to the USDA zone info.

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 slightly earlier in the year than other frost tender plants.

The earliest that you can plant sweet sultan in Heber Springs 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 sweet sultan and expect a good harvest is probably August. If you wait any later than that and your sweet sultan may not have a chance to really do well. Starting your sweet sultan indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Heber Springs. You can expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Heber Springs is just an average the actual date of last frost will vary from year to year. Half of the time in Heber Springs it frosts late in the year after April 15 so always be ready to protect your sweet sultan if you have a late frost.

USDA Zone Info for Heber Springs

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Heber Springs

You may be interested in your other planting guides for Heber Springs.