One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to figure out when you can plant brussels sprouts by using the USDA zone info for Kaukauna.

Planting Calendar for Brussels Sprouts

Frost tolerance for brussels sprouts:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since brussels sprouts are moderately cold tolerant you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant brussels sprouts in Kaukauna is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant brussels sprouts and expect a good harvest is probably September. Any later than that and your brussels sprouts may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your brussels sprouts indoors.

Last Frost Date

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

Since the USDA zone info for Kaukauna is an average the actual date of last frost is different every year. Half of the time in Kaukauna it frosts late in the year after April 15 so make sure that you are prepared to cover your brussels sprouts if you have 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.