The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Belle Plaine you can figure out when to plant brussels sprouts by referring to the USDA zone info.

Planting Calendar for Brussels Sprouts

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

You can plant brussels sprouts just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant brussels sprouts in Belle Plaine 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 brussels sprouts and expect a good harvest is probably August. You probably don't want to wait any later than that or else your brussels sprouts may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your brussels sprouts indoors.

Last Frost Date

The average date of last frost is May 15 in Belle Plaine. In the coldest months of winter you can expect an average low temperature of -25°F.

It's important to remember that USDA zone info for Belle Plaine is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Belle Plaine you get a frost after May 15 so be sure to be ready to protect your brussels sprouts in the event of a surprise late frost.

USDA Zone Info for Belle Plaine

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Belle Plaine

You may be interested in your other planting guides for Belle Plaine.