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 Ballwin can be looked at to estimate when to plant didiscus.

Planting Calendar for Didiscus

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

Didiscus tend to make it in very little cold which means that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant didiscus in Ballwin 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 didiscus and expect a good harvest is probably August. If you wait any later than that and your didiscus may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your didiscus indoors.

Last Frost Date

In Ballwin the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Ballwin is not always accurate the actual date of last frost changes from year to year. Half of the time in Ballwin it frosts late in the year after April 15 so always be ready to protect your didiscus in the event of a late frost.

USDA Zone Info for Ballwin

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 Ballwin

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