One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In North Myrtle Beach you can figure out when to plant dahlia by reviewing the USDA zone info.

Planting Calendar for Dahlia

Frost tolerance for dahlia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You can not plant dahlia until after the last frost because they require warm weather.

The earliest that you can plant dahlia in North Myrtle Beach 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 dahlia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your dahlia may not have a chance to grow to maturity. If you are starting your dahlia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on March 15 in North Myrtle Beach. In the coldest months of winter you should expect an average low temperature of 15°F.

Remember that USDA zone info for North Myrtle Beach is just an average and the actual date of last frost will vary from year to year. Since half of the time in North Myrtle Beach last frost occurs after March 15 be ready to protect your dahlia in the event of a late frost.

USDA Zone Info for North Myrtle Beach

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in North Myrtle Beach

You may be interested in your other planting guides for North Myrtle Beach.