Before planting it is a good idea to find your USDA Zone info to estimate 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.

You will be able to determine when you can plant regal geranium by looking at the USDA zone info for Franklin.

Planting Calendar for Regal Geranium

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

You can plant regal geranium slightly earlier in the year because they are barely cold tolerant.

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

Last Frost Date

The average date of last frost is April 15 in Franklin. In the coldest months of winter you should expect an average low temperature of -20°F.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Franklin and it changes from year to year. Half of the time in Franklin you get surprised by a frost after April 15 so be sure to be ready to cover your regal geranium in the event of a late frost.

USDA Zone Info for Franklin

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Franklin

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