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

You will be able to figure out when it's possible to plant dahlia by looking at the USDA zone info for Pigeon Forge.

Planting Calendar for Dahlia

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

Since dahlia require warm weather you have to wait until after the last frost before you can plant them.

The earliest that you can plant dahlia in Pigeon Forge 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 fully mature. Starting your dahlia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Pigeon Forge the average date of last frost happens on April 15. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Pigeon Forge is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Pigeon Forge there is a last frost after April 15 so make sure that you are ready to protect your dahlia if you have a late frost.

USDA Zone Info for Pigeon Forge

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Pigeon Forge

You may be interested in your other planting guides for Pigeon Forge.