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.

In De Soto you can determine when it's the best time to plant regal geranium by checking out the USDA zone info.

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.

Regal Geranium do ok in moderate cold which means that you can start planting them slightly earlier than other frost tender plants.

The earliest that you can plant regal geranium in De Soto 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. If you wait any later than that and your regal geranium may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your regal geranium indoors.

Last Frost Date

The average date of last frost is April 15 in De Soto. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for De Soto may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in De Soto you get surprised by a frost after April 15 be ready to protect your regal geranium if you have a late frost.

USDA Zone Info for De Soto

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 De Soto

You may be interested in your other planting guides for De Soto.