Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Hilliard it's possible to estimate when to plant snapdragons.

Planting Calendar for Snapdragons

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

Since snapdragons are one of those plants that can tolerate a little bit of cold weather you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant snapdragons in Hilliard 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. If you wait any later than that and your snapdragons may not have a chance to really do well. If you are starting your snapdragons 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 when the weather gets warmer is on April 15 in Hilliard. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Hilliard is an average and the actual date of last frost changes from year to year. Half of the time in Hilliard it frosts late in the year after April 15 so be sure to be ready to protect your snapdragons if you have a late frost.

USDA Zone Info for Hilliard

Here is the info for USDA Zone 6a.

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

Plants to Grow in Hilliard

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