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

In Gettysburg you can determine when it's the best time to plant balloon flower by referring to the USDA zone info.

Planting Calendar for Balloon Flower

Frost tolerance for balloon flower:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Balloon Flower do well in some cold which means that you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant balloon flower in Gettysburg is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant balloon flower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your balloon flower may not have a chance to grow to maturity. Starting your balloon flower indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Gettysburg the average date of last frost happens on April 15. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Gettysburg is just an average the actual date of last frost is different every year. Half of the time in Gettysburg you get a frost after April 15 so be sure to be ready to cover your balloon flower in the event of a late frost.

USDA Zone Info for Gettysburg

Here is the info for USDA Zone 6b.

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

Plants to Grow in Gettysburg

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