One of the first steps you take when you are making a decision about your gardening schedule is find your 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 checking out the USDA zone info for Edgefield it's possible to figure out when to plant sunflowers.

Planting Calendar for Sunflowers

Frost tolerance for sunflowers:	Not tolerant of frost.
When to plant:	After the last frost.

Since sunflowers do not do well in cold weather it is necessary to wait until after the last frost before you can plant them.

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

The last month that you can plant sunflowers and expect a good harvest is probably August. Any later than that and your sunflowers may not have a chance to grow to maturity. If you are starting your sunflowers indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Edgefield. You can expect an average low temperature of 10°F in the coldest months of winter.

It's important to remember that USDA zone info for Edgefield is just an average and the actual date of last frost is different every year. Since half of the time in Edgefield you get surprised by a frost after March 15 be ready to protect your sunflowers if you have one of those late frosts.

USDA Zone Info for Edgefield

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 Edgefield

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