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.

The USDA zone info for Nashville can be looked at to determine when it's possible to plant celosia.

Planting Calendar for Celosia

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

You should not plant celosia until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant celosia in Nashville 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 celosia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your celosia may not have a chance to fully mature. Starting your celosia indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on March 15 in Nashville. You can expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Nashville is an average the actual date of last frost is different every year. Since half of the time in Nashville last frost occurs after March 15 be ready to protect your celosia in the event of a late frost.

USDA Zone Info for Nashville

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 Nashville

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