Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to estimate when it's a good idea to plant snapdragons by using the USDA zone info for Huntsville.

Planting Calendar for Snapdragons

Frost tolerance for snapdragons:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Snapdragons can survive in mild cold which means that you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant snapdragons in Huntsville is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant snapdragons and expect a good harvest is probably September. Any later than that and your snapdragons may not have a chance to grow to maturity. Starting your snapdragons indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Huntsville. In the coldest months of winter you can expect an average low temperature of 5°F.

Since the USDA zone info for Huntsville is an average the actual date of last frost changes from year to year. Half of the time in Huntsville it frosts late in the year after April 15 so make sure that you are prepared to cover your snapdragons in the event of one of those late frosts.

USDA Zone Info for Huntsville

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Huntsville

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