Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when it's possible to plant platycodon is to use the USDA zone info for Beaver Dam.

Planting Calendar for Platycodon

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

Platycodon do ok in moderate cold which means that you can plant them slightly earlier than more sensitive plants.

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

Last Frost Date

On average the last frost is on April 15 in Beaver Dam. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Beaver Dam is an average the actual date of last frost changes from year to year. Half of the time in Beaver Dam it frosts late in the year after April 15 so make sure that you are prepared to cover your platycodon if you have one of those late frosts.

USDA Zone Info for Beaver Dam

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 Beaver Dam

You may be interested in your other planting guides for Beaver Dam.