One of the best tools that you have as gardeners to help us figure out 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.

In Dillon you can determine when to plant sanvitalia by looking at the USDA zone info.

Planting Calendar for Sanvitalia

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

You can plant sanvitalia a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant sanvitalia in Dillon 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 sanvitalia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your sanvitalia may not have a chance to grow to maturity. Starting your sanvitalia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Dillon. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Dillon is just an average the actual date of last frost changes from year to year. Half of the time in Dillon you get a frost after March 15 so make sure that you are ready to protect your sanvitalia if you have one of those late frosts.

USDA Zone Info for Dillon

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Dillon

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