The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Mechanicsburg can be looked at to determine when you can plant snapdragons.

Planting Calendar for Snapdragons

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

You can plant snapdragons a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant snapdragons in Mechanicsburg 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 fully mature. You can get started a little bit earlier by starting your snapdragons indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Mechanicsburg. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Mechanicsburg is just an average the actual date of last frost is different every year. Since half of the time in Mechanicsburg it frosts late in the year after April 15 be ready to cover your snapdragons in the event of a surprise late frost.

USDA Zone Info for Mechanicsburg

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 Mechanicsburg

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