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

The earliest that you can plant dahlia in Kaukauna should be figured out by reviewing the USDA zone info.

Planting Calendar for Dahlia

Frost tolerance for dahlia:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You can not plant dahlia until after the last frost because they are not cold tolerant.

The earliest that you can plant dahlia in Kaukauna is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant dahlia and expect a good harvest is probably August. Any later than that and your dahlia may not have a chance to grow to maturity. You can get started a little bit earlier by starting your dahlia indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Kaukauna. You should expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Kaukauna is an average and the actual date of last frost will vary from year to year. Since half of the time in Kaukauna it frosts late in the year after April 15 be ready to cover your dahlia in the event of a late frost.

USDA Zone Info for Kaukauna

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 Kaukauna

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