When to Plant Shallots in Monroe, WI

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.

By using the USDA zone info for Monroe you will be able to determine when it's possible to plant shallots.


Planting Calendar for Shallots

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

Shallots are barely cold tolerant which means that you can start planting them slightly earlier than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant shallots
Possibly ok, but a risky time to plant shallots
Probably not a good time to plant shallots

The earliest that you can plant shallots in Monroe 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 shallots and expect a good harvest is probably August. Any later than that and your shallots may not have a chance to grow to maturity. If you are starting your shallots indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Monroe and it is different every year. Since half of the time in Monroe you get a frost after April 15 be ready to protect your shallots in the event of one of those late frosts.

USDA Zone Info for Monroe

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 Monroe

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